750 hp 496 bbc 5, TH350 with 3500 converter. 750-inch-thick head deck, a feature which enables these heads to be angle- or flat-milled and still retain their integrity while Mar 21, 2009 · IVE built at least a dozen 489-496 bbc strokers and the longer 6. 8 comp dart 345s ported, cleaned up dart intake, cam was a little over 800 intake and 785 exhaust on 112 went 9. made 607 hp @ 6200 rpm627 ft/lb @ 4500rpm on the Jan 29, 2017 · With peak intake flow numbers of 384 cfm, the heads we capable of supporting over 750 hp, but on our 496 manage 691 hp and 603 lb-ft of torque. Dec 3, 2011 · my 13 to 1 498 has 20 year old afr ported 320 brodix heads that flow 370 at 700, a dr j ported victor 454 intake with an annular 1050. BB Chevy 496 Stroker Crate Engine - 550+ Horsepower. 76 comp, comp 248/253 110, 106 solid roller, scorpion rocker arms, Scat 4340 crank, 6. for NOS start with a 10 once you get the tune up safe, you can creep up on the timing and fuel pressure for the NOS I would also pull about 9 degrees to start with for the NOS. There is a reason I suggested a 4L80E. That is a good build, just like Scott's build. Pro Systems built one of their HP 1000 rated at 986cfm that delivered on the Dyno - good for 25hp, my 496 build max HP at 6300 rpm . weiand dual plane with a 850 dp carb. 20s @ 3580-3600 pounds, 5. 310-inch-bore-diameter 496 Rat. This is going to be a 496" pump gas BBC. Plenty of room, lots of torque, heavier truck application, and less expensive. Jan 5, 2007 · I was wanting to get some opinions on what you all think the best fuel pump setup would be for a weekend driven 500 hp BBC. 385 I beam rods, Milodon 66 chevelle oil pan, M77 oil pump blue spring, ported RPM air gap intake Oct 1, 2012 · I found a new style 9375 HP for a good price and cleaned and gasketed it. 88 cam was around 264/272@. The fuel will quickly limit the compression (OP mention 10:1) so we we are talking a healthy solid roller cam and some healthy heads to find that extra 50-75hp out of a 496, assuming an average healthy pump gas street motor is about 1. That will require new forged pistons a good H-beam connecting rod and the stock stroke is a strong crank 4. Sep 17, 2008 · With peak intake flow numbers of 384 cfm, the heads we capable of supporting over 750 hp, but on our 496 manage 691 hp and 603 lb-ft of torque. Jan 23, 2010 · B-Man's 460ci BBC with a BDS 8-71 pushing 9lbs boost, a solid roller cam, and Brodix 312cc heads dynoed at 862hp @ 6K rpm and 819 ft lbs at 4700 rpm. If you're looking for big horsepower from your muscle car motor, a big block might be the way to go. 21@84 mph Jun 7, 2021 · 540 BBC engines love compression and camshaft. Dec 10, 2020 · 700hp in pump gas 496 Jump to Latest 8. I think a Dart Pro 1 325 head might be better, but a bit higher in initial cost. Using a cheap Gen-V 454 core from the junkyard, we built a Multi-Purpose 496 stroker. Jan 4, 2014 · I'll start by saying i have a BBC 496. Full roller cam, Edebrock 60555 heads done over. Apr 16, 2018 · 496 vs 540 BBC. Right about 10. :smile2: Feb 20, 2022 · Was about 750 hp at the time next pass I removed the 3 inch x pipe and 3 inch magnaflow mufflers this removed about 35lbs from the car I thought for sure the 3 inch was holding me back and with the weight reduction it would go 9. If on a budget get a 502 block, or do a 454block with 4. Need smooth air entry - Cooling the engine to 100 degrees added about 20 hp & 25 ft lbs of Oct 22, 2008 · a 496 will save ya a few bucks compared to a 540, 572 or 632. Nov 16, 2006 · I was hoping to break the magic 1hp/cube and try and land around 525 hp 580 torque. Aug 16, 2017 · for plugs, I would run a 7 or 8 on motor. 10's 9" tire. 25" stroke for a 496, and save the $ for heads. 3 lbs-ft of torque per cube along with enough hp to put a John Deere tractor into the 9's then this Jun 22, 2021 · Thus, if you had a 950 with a 4150 style manifold going to a Dominator carb/manifold you might pick up 30 hp. 95 hp/cuin 2. Equipped with the test Holley 950 HP Ultra, it cranked out 788 hp and 784 ft-lbs. Then just add a 300shot Oct 11, 2006 · My old Nova which was back halfed weighed 2910 with out a driver and with a 625 HP 460 BBC and glide would run low to mid 11 sec ETs. About any MARK 4 454 block will work good. 250” • Displacement: 496CI • Crankshaft: Scat 4340 forged 4. 300" but in a 496" size engine it may do. 060 - uses low block fill. 350 bore. the engine was built less than a year ago & I have blown 2 Head gaskest already (NOs is used also). " Its hard for me to agree with this post because in my experiance I have several examples to the contrary. A well built BBC with boost can certainly push the numbers w/o much effort. Just for a spare or to sell if the price is right. 30 60 foots and had a tight 9 inch nitrous converter in it stalled 5200 4. 608 hyd roller, rpm air gap, timing is 35 to 36° - so nothing fancy. The engine was a 496. What's the deal here man? Should the question you be asking is how to get 750 horsepower out of a 496 N/A and runs on pump gas? Mar 3, 2010 · 660 HP is plenty for a naturally aspirated 489 engine on pump gas being used in a street driven combo. w/ a 3500 cfm electric fan and March serpentine conversion w/ over driven water pump. Sep 15, 2008 · Currently using a 800 DP with Proform body on my 463. 292 (what I've had in my old 1969 Camaro and this one) with some sizable lift on the cam as well. 607 60', and an 11. 77/152 5. Jun 7, 2021 · 540 BBC engines love compression and camshaft. calies crank,scat rods,20cc dome pistons, new combo parts list is. Keep in mind the 496 could get er done with stock iron oval ports cleaned up. The idle bleed orifice is . rad. . 385" combo make the whole deal easier to clearance and balance Jun 24, 2016 · We've done 496's with OEM "163" dual plane intakes that make 750+. So half of the delta is in the manifold. the Dragon Slayer is a 26 degree BB2 based head, an as cast version of the BB2 Xtra CNC head. 6:1 w/ forged flat tops Scat cast crank, forged scat I-beams Hand ported GM closed chamber oval ports, 2. best to date= 1. Nov 10, 2018 · My 496 which I had planned to spray and never did had 12. My PRO SYSTEMS is . 8 rockers, ms10 Nov 27, 2011 · 70 camaro bbc 511,Canfield 310 heads, 2700 lbs 8. Running less than seven psi, the roots blower upped the power ante of the 496 stroker by an amazing 238 hp and 185 lbs. e. I run VP race gas (116 Octane) when the car is raced & timming is retarded as well. One other thing you may consider is a 2 bolt block with main studs will support about 900 HP according to Fulton and I have several 2 bolt block motors making 750 HP with no problems at all. Their is only one way to make 750 HP with one and that is to use a Whipple supercharger kit on it. Plenty of so-called race engines with high-compression and race cams don’t deliver that kind of output. BB Ford 557 Street Crate Engine (750+ HP) $16,899. 2 deck 10. Specifications: . of torque. they are unported out of the box. 00; 400 Small Block Chevy 750 HP Supercharged Feb 17, 2008 · Bump 5 points of compression (closer to your 14 to 1 target), add 25 degrees more camshaft, swap intakes to a dominator style 2907 or Weiand Team G (the new one is very nice), add a 1050 carb to the mix and presto 750-800 HP depending on how well everything goes together. BBC 496 Stroker Engine, Dart Block, Eagle Crankshaft, Scat I Beam Rods, SRP Forged Pistons, Brodix Aluminum Heads Feb 12, 2020 · This is the compiled footage of test 1 of my big block 496. 70 at 138 1. Jumping off from the stock readings (220 hp at 3,940 rpm and 303 lb-ft at 3,400 rpm), the 51 extra cubes, free-breathing heads, greater cam timing, and hogged-out intake manifold brought 110 hp and 115 lb-ft to the party (330 hp at 4,600 rpm and 418 lb-ft at 4,000 rpm). I'm just finishing a '69 ZL-1 427 that should do exactly what your looking for! Aug 28, 2009 · my 496 combo is very close to your build in my 67ss. to 764 lbs ft. 12. 280, probably . 38 at 119 Gonna try out a 150 shot this summer and see what happens Mar 31, 2010 · 496 stroker 177 stock casting heads, with mild valve and port work. I used BP 93 pump with some Lucas Oil octane booster. I had a 750 VS, but the 800 was good for an honest 50 hp on the dyno. I agree a 950 HP is a 750 HP with a bigger base plate, I did flow his carb and I believe it was in the 830 CFM range. 5:1 Compression I would guess 490 hp. T5 5 spd. 500cubes will make over 600hp and get you in the 9s. the car is a 3650 lb with driver with Oct 27, 2009 · Built 496 4. 250 stroke 4. I am using - Brodix racerite 270cc intake oval port heads - edelbrock rpm air gap dual plane intake - Holley 870 CFM street avenger carb For the fuel pump, calculations say I need May 9, 2011 · I have a 750-800 hp 540 BBC in a 68 Camaro. 250" bore NON-SIAMEASE cylinder wall and can only be bored about +. Mar 4, 2011 · 1000HP Holley, or possibly the 850HP or 830 HP if your wanting a Double Pumper. Aug 22, 2012 · The quadra jet is a 750 cfm. 135 inch wall, 3/8 inch diameter hardened steel pushrods. 053 @ 112mph 1/8th, Has been 9. 3 hp per ci. 7s nope ran 9. Very reliable bracket combo, zero issues. Scott Foxwell. Nov 1, 2009 · Was at LVMS for NHRA this weekend and I went to talk to a MSD rep about the best choice in ignition I should use for my combo (that is finally starting to see the light at the end of the tunnel) and he recommended using the 7AL-2PLUS(MSD-7222) ignition $578, HVC PRO POWER 2 COIL $197, and a BILLET DISTRIBUTOR(MSD-85551) $253. The 468 in the '65 ElCamino I recently bought went pooka pooka after 4 passes at the drags (tore the main bearings out) so I decided to upgrade to a 496 while rebuilding. 0 Throttlebody 4l80e Pro Edge 4000 lockup EZ-TCU Builder claims 750 HP/6300 rpm on the engine dyno sheet. 11 rear gears 29" tires, with a 2600rpm stall converter, but starting from scratch as the current 496 bbc , hes run for years is totally toast due to a rod thru the block and busted up heads Jan 21, 2007 · Check out this 707 HP engine build with a swap-meet block and AFR heads - Car Craft Magazine. 90's In the quarter but have not run the quarter since figuring out some issues, Car & motor built by me, Build cost of entire car Just under May 28, 2007 · Im looking for ideas here,Im building a 496 BBC for a guys truck (BROTHER IN LAW) and its got a 4L80E and 4. It will be an 80/20 Street/Strip vehicle and I am not sure whether to go Electric or Mechanical, whats more reliable, and what brands do ya'll recommend. 86 660, 9 inch tire foot brake muffled. The PowerPort heads shared the large (122cc) combustion chamber volume of the stock heads and came in at a cost-effective $1,229 (through Summit Racing). 11-250-3 comp flat tappet (240-246 @50, 574-578 lift) 10:1 compression torquer2 intake, holley 870 carb. Drives it everywhere, no problems. 13:1 compression, Dart heads, high lift solid roller cam, 1. 5:1 CR and ported heads typically make between 695 and 712 hp. Terrific site. Not out of the question now adays. Jan 6, 2011 · 496 horsepower ? Jump to Latest 522 CI BBC 13. 99- 100 shot 11. I don't think you will be happy with the 870 Avenger carb, many reports out there of guys having trouble tuning the Avengers to run on performance engines due to their leaner idle and metering configuration. Heres one: Victors . This will be an on going thread showing progression from beginning to end results on the engine dyno. 028". s @140 in good air. 25 intake 1. . Feb 26, 2017 · I built a 496 that is similar to yours years ago, dart 335 heads, victor 454r "not ported" Shafiroff cam 279 int 288 ex 785 - 778 right around the same compression and a cheapo moroso oil pan, made 780+ hp and 640+ torque. 310” x 4. edelbrock oval ports. Oct 22, 2008 · a 496 will save ya a few bucks compared to a 540, 572 or 632. 10 gears out back. 300" intake valves. 2 hp/cfm 1972 Datsun 240Z 496 BBC Pump Gas-ish above a . @ 4500 rpm. Oct 22, 2008 · I have never rebuilt a BBC or stroked a motor; I’ve rebuilt two (2) SBC’s and have a 1986 454 BBC in a Suburban ready to go. Peaked at 6600. 615/. Now this a street engine, so it needed to stay in 91-octane range, which is 10. 750hp/580tq on the engine dyno. This was on 93 octane pump gas. Gene Sep 17, 2015 · As for power, my engine builds with a 230-degree cam at 0. Dec 30, 2019 · Long time ago we had a set, mild porting made ~750 HP on a 496" with ~12-1. Turbo 400 w/ 3500 stall and 4. We backed up the springs with stiffer . This unit is destined for an early "nostaligia" style street-rod. 85 @135 Aug 26, 2012 · currently it has around 750 HP it is a 91 GM 454 4 bolt mail block *65 Elky, Gen VI 496 BBC, TH400 *59 Vette, 283/270 hp. 5compafr heads325s 4/7 swap camdart intake 1150 dom made 740 hp Save Share Reply Quote Like May 1, 2024 · Before installation of the 8-71 blower, we made sure to run the 496 BBC in naturally aspirated trim to establish a baseline. I typically add a bottle to a full tank bef Jan 27, 2011 · I can answer some of your questions. Just by comparing the manufacturers head flow sheets, they are not that much different. Aug 2, 2018 · 800+ HP pump gas 496 BBC 92 octane! AKA Lola 70 Chevelle, Vortecpro 496, TH400, Moser 12 bolt, custom Tom's Eaton posi, 3. It was a 496. Problem is it keeps creeping up on the temp during an easy cruise. Dec 11, 2014 · Re: most power i could make with a 9-1 compression 496 bbc Post by user-17438 » Thu Dec 11, 2014 9:03 am I've made 730hp with 9. 850 holley vs. 250 10. BBC stroker 496 New build Lunati forged crank & rods Racetec pistons RHS 750+HP New « on: February 14, 2017, 12:22:37 PM » Hardcore new 496ci 750+HP Premium build just starting , engine will be ready to dyno in two weeks from date of this post. 750 inch lift solid roller cams and 7,000 rpm. Car is full weight (whatever that is for that year) with a 4. 375" stroke. May 6, 2021 · The springs can easily handle 0. Oct 7, 2021 · This is for a 496 12. 496 is a big engine, you got to have a big carb. 88 exh Edelbrock rpm air-gap 750 quickfuel Made a true 575hp at 5400 and 610ftlb at 3600 In my 4000lb chevelle ran a best of 11. May 12, 2014 · Same GM short block with all the goods. IVE built at least a dozen 489-496 bbc strokers and the longer 6. Sep 19, 2009 · He can buy a 750 HP capable 4L80E for less than $2000 or he can buy a 650 HP capable 200-4R for about $3000. Dec 31, 2006 · Tested with a 750 Holley and 2. 64 Chevelle 496 64 F100 Street Rod with BBC /Chevy trapped in a ford Jul 7, 2003 · depending on the cubic inch youd proboly need 13:1 to acheive 750hp, on the other hand, you could proboly attain 600 hp easy with 10:1 with the right partsI would at least stroke it to 496 CID, the biggest I would go with a stock block would be 505CID 4. Jun 8, 2022 · Last week, the motor was placed on the dyno in Northern Iowa (Horsepower Dynamics), and made 560hp, and 640 ft. 050 lift (int/exh) Sep 20, 2004 · One great feature that all the heads share is the standard 0. Thinking about going with Dart 325 Pro 1 with 2. GM LS3 415 Crate Engine, Supercharged 1-42260 Scat BBC 496 Stroker Kit Apr 13, 2015 · 70 camaro bbc 511,Canfield 310 heads, 2700 lbs 8. Jun 13, 2020 · 1. 6. lbs. 2:1 496 trick flow heads 2. 5 CR ). 125 pipes. Aug 4, 2015 · Gents - looking for some advice on a fuel pump for the 496 stroker I am building for 95% street use. 5 split bumper camero with a t56 and 9" with 3. The 496 displacement as you know can be found in modern day Chevy trucks. A Scat 4. Its the vortecpro 496 650hp standard engine, build dozen of times and tested on dozen of different dynos and drag strips across the states. 10. 00; 427 Small Block Ford Windsor 650 HP Performance Street; 565 Big Block Chevy Performance Marine 900 HP $ 25,737. I have searched the topic, but the questions are very specific. 060 over 289 casting block, 10. Lots of low speed signal to give us a good high rate of engine acceleration. Figure 8. 4:1 SRP Pistons Oct 6, 2013 · I use 2 bolt #289 blocks for 750+ HP 496 bracket engines without issues. Dont underestimate a good ol 750 Jul 18, 2012 · With peak intake flow numbers of 384 cfm, the heads we capable of supporting over 750 hp, but on our 496 manage 691 hp and 603 lb-ft of torque. a good set of heads are a must, imo Dart, AFR, Canfield etcmake good heads to make your goals easy and most Dec 2, 2012 · Hi All, Brand new to the Team Chevelle site. Feb 13, 2021 · Today it's a new combo hoping for 750 hp. This Chevy big-block is a Terry Walters/David Vizard dyno mule. The goal is to assemble a pump gas 500 + horsepower, maximum torque big block on a limited budget. Engine Specifications: • HP: 600 • TQ: 605 • Block: Seasoned OE 4 bolt main 1pc seal Gen V 1991-1995 • Bore/Stroke: up to 4. Just need to right people with the right plan. 280 inches) compared with our 4. 030-. I run a weiand stealth. your better cyl heads should help your car Jul 20, 2010 · Head help 496 bbc. 030 oval port flattappet 454 4200 pounds 3. 250” stroke […] Apr 11, 2014 · Hello fellow hp junkies, tomorrow im getting started on a street/strip 496bbc for a new customer its going in a 70. Dec 8, 2016 · Starting with a 1972 402 block, Atlas filled half of the water jacket with concrete for insurance before boring the block to 4. Jump to Latest driver and BBC/Glide Stock Suspension. I anticipate the motor will be somewhere between 575-625 HP. on dyno - not to the rear wheels. Apr 7, 2022 · The sweet spot was found at 32 degrees, where the 496 big-block stroker belted out 709 hp at 6,700 rpm and 602 lb-ft of torque at 5,600 rpm! Feb 15, 2011 · I'm officially starting my build thread for my next BBC. Lunati BBC 540 555 Stroker Balanced Rotating Assembly 10. The PowerPort heads shared the large (122cc Aug 22, 2007 · At 3200lbs you'll only need 600-625 flywheel hp to get there, which is pretty easy with a pumpgas BBC, add good heads and 700 is there. 252/260 @ . Mar 26, 2021 · (2. 632 Big Block Chevy Blown Drag Racing 1800 HP $ 48,843. Aug 23, 2010 · Chevy 496 Big Block Engine Build - The Street Brawler 496. He is looking at a cast crank setup with a forged I beam rod and a forged piston. 61 1/4 mile. Dart block & heads w/ a 31 x 19, 2 row, 1" tube alum. ft. Output (max) – 565 ft lbs @ 3700 RPM 492 HP @ 5100 RPM What I learned: - 36 & 40 degrees dropped power - Smoothing the intake with an airflow tube added about 5-7 hp. 250-inch crank was chucked into a lathe, and the Jul 23, 2003 · Engine Mods - 496 BBC on engine dyno today - Its not going in my Corvette, but I thought a few of you might enjoy this. , 4:11 posi. I put 90 jets in it. However, even a much more modest BBC blower build will impress. 496 @ 9. Another thing Richard Hollander said is I think the Dominator 1050 over 950 (4150 style) becomes more of a factor when you get over 700-750 hp. Our Vega went 8. The result is a mill that makes a ton of torque all across the rpm Jan 12, 2024 · Good evening gentlemen, where I live 91 octane is the best there is and I wanted to build an engine, that a rough estimate anyone with experience please help get the most hp outta pump gas Bbc 496-505 Factory block Afr 290 oval heads ported (402cfm) Super victor intake plenum Pro systems sv1 carb 286/294 @. (I assume this is a typical "street car" not a dedicated drag car. 5 to 1. A SCAT bottom end kit – Comp Cams flat tappet camshaft – Brodix Race Rite oval port head – Edelbrock Air-gap manifold and – Demon 850. dart pro 1 275 oval ports worked over by slick rick racing heads,straub custom grind hydraulic roller cam 261/265 @50. I still have about 6 complete 454 1970s engines saved back just for 496 engines. 620 flat tapped cam,(Procomp heads)850 alky carb, Powerglide, 4. 385" rods, vs the stock 6. For the NA runs, we equipped the 496 with a single plane, Edelbrock 454R intake, Holley 950 HP carburetor and MSD ignition. This street-cammed 572 big-block features 9. 25/1. 95. 4:1 CR and runs on 87-octane fuel. i figure the engine maked around 775 hp. *Harley - 06 Jul 3, 2005 · 1967 Chevelle SS396 408 BBC (370HP/440TQ) SMI 750 QJet TH400/3200 Stall 4:10 Gears 1/8th Mile Best times - 8. 331 60' & 6. 0 RPM oval intake and 750 carb, 1 3/4" headers it shows 437 HP @ 4500 and 575 Ft. This dyno test was done for the customer by another shop separate from mine, although I also dyno tested it in my shop. the 383 would require high end aftermarket BB Ford 557 Street Crate Engine (750+ HP) $16,899. Jun 9, 2010 · Further, more metal means a stronger block. rods are 6. Can cruise 1000's of miles to event and home again. 5:1 compression. It made 680 hp @ 5800 rpm and 652 lbft @ 4900 Would have probably gone over 700hp if we wanted to twist it a little higher. 8:1 CR with 049 heads, 238/248 . YES it's easier with more cubic inches/dollars as well. Run a 750 hp that would be perfect. 108 lobe sep. 17 shows the EFI 496 test engine made 721 hp and 711 ft-lbs. Callies. Jan 12, 2009 · My engine builder's son has a 496" BBC, pump gas, Brodix heads, Comp solid roller and a Pro Systems 1050 dominator and it made 765hp on a "real" dyno. Fig. And it can absolutely be Apr 26, 2016 · The notoriously conservative Mustang chassis dyno delivered the news. 7-9. View More. 050 - 598/598 lift. Thrift-Way Auto Body & Chassisworks Mar 2, 2013 · That is a lot of power from a pump gas street 496. 68 n/a V's House of Horsepower. ) Don't need to pay for CNC options. 5:1 pistons, race gas, an advertised cam duration of no less than . 385 long. but one makes 100 ft/lbs more torque across the board at lower rpm. 135" rod length and larger counter weights on the 6. 60 with a 489 and had about 800 HP. 73 gears and oh btw for under 9 grand. 90 ET. May 18, 2007 · On this 496 combination one of our big throttle blade/smaller venturi HP body equipped 4150 double pumper carburetors is what we would build for your application. I haven't driven the car on the street, but with a 150 shot it was good for a best of 1. comp cam xs-290-s solid flat tappet cam. Thread starter Rbode; Start to try an LS engine and need less to say he has never run another BBC he is now running the MAST 750 hp LS and loves Apr 23, 2007 · Precision engine in north Houston is building the engine this week and ran the specs through desktop dyno, WOW. Lbs. Jan 30, 2007 · If you're interested in a pump gas, big-block Chevy street driver that makes a very stout 1. Build A Pump-Gas 496-Cube Stroker Big-Block On A $5,500 Budget. 385" combo make the whole deal easier to clearance and balance,Ive always preferred a tall deck 427 block over a production 454 block, the problem is both in initial cost and transporting it once you find one and have it purchased in most cases, if your Oct 20, 2024 · BBC 496" engine might make a little more steam with higher compression, 12. I May 5, 2009 · here is one of our "street thunder" series 496 bbc running on the dyno. 060" overbore. Would like to get it good enough so it will work on a 750 HP 496 BBC bracket door car @ 3000#. RM Mar 5, 2021 · the first is from skipwhites homepage where they present the bbc 572 The second is from my 496: 9. block is a 1968 - 427 factory 4 bolt bored . 385 rod 10. @ a whopping 2500 RPM's. Order BB Chevy 496 Pump Gas Crate Engine - 670+ Horsepower at CNC-Motorsports. 1L block is weak as it is only a 4. 55 gear Turbo 400 Fully loaded 626 HP dyno HP Pump gas Sep 9, 2024 · 496 BBC (AFR 265's, Straub Hyd Roller, Callies/SRP rotator, Eddy Air-Gap, AED 850) Yet 500+cubic inches shifting at 7200 making 1500 hp is pretty efn cool. the modern solid lifter flat tappet cam is nice (think they get a bad rap myself). Mar 18, 2023 · New 2023 episode! Our Big Block Chevy gets ready for life inside a high-revving hot rod, with the addition of higher-flowing cylinder heads, a bigger intake Feb 19, 2023 · I'm curious on torque for 489-496 750 hp BBC pump gas combo's, camshaft's 250-260 duration - Hot Street, muscle car, mild bracket racing. 86 gears at 3485 lbs in a 57 Chevy. 9 @ 6800 with 670s TQ, cam was 268 @ . if its happy on pump gas, usually your not going to pick up anything by switching to race fuel but an empty wallet. 496 ci), but I can’t seem to follow as to how they both make nearly the same horse power. (4. Using the right comb Apr 14, 2011 · Re: build sheet for 468 or 496 bbc that works Kelly, I have all the specs for one I did about a year ago. 260/268 714 roller and a vic jr with 950 hp. 7:1 CR. very well with two edelbrock 750's or two 750 hp holley carbs that have May 17, 2007 · 496 BBC AFR 265cc CNC Chambers FAST XFI Sportsman 2. Ending up with a reading of 504 HP @ 6300 RPM and 467 Ft. @ 5200 RPM. 1970 Chevelle with a freshly built 496 big block. this combination makes 700hp @6300 rpms and 653 ft/lbs @ 4800 rpms. The total timing was 35 degrees. 73, UMI/Viking front suspension, PMT BB Chevy 496 Stroke Crate Engine - 630+ Horsepower BB Chevy 496 Stroker Engine, Dart Block, Eagle Forged Crankshaft, Eagle H Beam Rods, SRP Pistons, Brodix Heads, Hydraulic Roller Cam, Brodix Intake, Dyno Tested May 2, 2012 · The Ultimate budget build!!Ford makes it, Chevy shakes it86 Coupe S/S, BBC Powered 10 to1 489ci very mild. Anyway, I caught two (2) articles in Engine Masters Magazine and they were both relating to a Chevy 454 BBC stroker build (i. 775" lift, 320ish intake size to make 750 HP. There was absolutely no porting whatsoever with the exception of a “gasket match” and the removal of the "vanes" in the exhaust ports. this motor has ov May 15, 2011 · I use the edelbrock oval ports on my 496. PART #: CNC-9005-1. GM LS3 415 Crate Engine, Supercharged 1-42260 Scat BBC 496 Stroker Kit Dec 13, 2018 · Hi Ray, either brand (cast) will hang out with 700/750 HP for about 3 seasons of racing, 1/4 mile stuff! 64 Chevelle 496 64 F100 Street Rod with BBC /Chevy Nov 9, 2014 · 496 6. 28-1. my cam is a solid ft. motor made 607 hp @ 6100 (it will spin higher than that) makes 627 ft. Oct 3, 2007 · I have a 496 (700-750 HP) BBC engine (Iron Block / AFR aluminum Heads) that is drag raced every other weekend & street driven on the weekend (12. 034". 750 lift cam that is designed to work with your heads. 310 and 4. Mark Jones' 496 engines are pretty stout too and are both affordable and make great power for engines with great street manners. As with any iron heads, you will have to use a touch better gas for the compression. Apr 23, 2021 · Westech Dyno Tested a 496-Inch solid-roller big-block Chevy that was built to run on pump gas on the street as well as the strip. You are probably going to need to run 12. 050 solid roller 108lobe Sep. Jun 8, 2022 · BBC 496 stroker build and DYNO RESULTS! Recently built a 496 stroker and had it placed on the engine dyno! The details: The rotating assembly was machined and balanced through Mike Lewis, who was exceptional to work with! Highly recommend! Oct 7, 2012 · This is what I would call a street racer type engine, that will be driven very little, like 1000 to 1500 miles a year== It will made 700 to 750 HP, and it will run on 91 octane pump gas. lb. Many published big-block flow Dec 1, 2003 · This 496 cid stroker rat engine pulls 700 hp and over 640 ft lb of torque was built by Hye Tech Performance with off the shelf parts-Super Chevy Magazine May 11, 2018 · The 496-8. A budget 496 Big Block Chevy. 58/124 1/8, 71 scamp 10. here's the ingredients 72 454 2 bolt fully machined zero decked line honed ect arp main studs scat 9000 crank internally balanced Sep 22, 2014 · David Vizard specified 650 hp 600 ft lbs idles @ 650 rpm: Studded 4 bolt main 489 BBC, Stroker Forged Rotating Assembly, Zamora Racing Heads Ported & Polished Aluminum Pro-Comp 300CC Oval Port Heads & Matching Air-Gap Style Intake, Comp Cams Xtreme XR280R Solid Roller Cam, Push Rods, Springs, and Stud Girdle, Crower Roller Lifters, Fluid Damper Mar 20, 2016 · I have a 700 hp 496 and switched to a Clay Smith mechanical pump from a Magna 500 mid season last year and had no loss in performance. 050, 9. 5 compression ratio bracket type engine. Apr 20, 2007 · On this 496 combination one of our big throttle blade/smaller venturi HP body equipped 4150 double pumper carburetors is what we would build for your application. 663 IN . Jul 31, 2007 · The new AFR 290 CNC ported head was tested on the 496 today. Apr 5, 2015 · And need 825 HP (or more) to get to a 9. The air bleeds are stock. 8 comp 496 with GM 781 heads, made 773. 5 32 tires and powerglide with 189 1st the car runs upper 9. 40. Apr 13, 2010 · Two engines make 650 hp. 5, more duration and lift, 276*/284" 110 lobe separation, installed at 106 lobe centerline, . :thumbsup: My question is this: In reading the complete post of the 496 build below, I am curious about the effect that a set of "as cast" AFR 305's or "as cast" Dart 310's would have on the peak and broad hp/torque range of this combo. Designed for street/strip it will have a rough idle, power brakes will not work, and expect big power. lbs of torque! Max tq was made at 3900 rpm, carrying well over 600 ft lbs beginning at 2700 rpm! The motor maxed out hp at around 5500 rpm, but still provided impressive numbers! The motor was set at 35* of timing. So if you are at 650 hp you may not see much at all. This blade/venturi combination we have developed offers us the best of both worlds. The 383 would require some coinage in order to rpm enough to offset the torque differance. 7K views 5 replies 4 participants last post by Mikey 123456 Dec 13, 2020 FULL DYNO RESULTS on this POWER ADDER BBC Stroker. When I see heads in the 345 intake port range, I think" lazy" for a 496" engine that may not see more than 7000 RPM. 190 inches. Wealth of nice knowledge here. The 496 gets the nod here for a street deal. 30 9 inch, 28x10. 578/. Feb 14, 2021 · 750 out of a 496 is not that hard IMO. 050 lift with a 10. 0:1, 336781 heads ported, Edelbrock 2. Click to expand My 10. Suggest ARP main studs and line hone for drag race use. mike Nov 17, 2013 · Ive got a buddy of mine looking to do a budget minded 496 for his 79 malibu. Chris Straub,Total Seal. the cam is from comp, its 279 286 on 110 in my 3200 lb with me 70 chevelle with 488 rear, 14. 629 EX and springs to match,new roller lifters off the shelf 854-S, a set of crappie knock off May 6, 2015 · The boost supplied by the 8-71 increased the peak power output from 651 hp to 898 hp and torque from 579 lbs. I am totally happy with the mechanical pump in my 10 second street car. 250" valve won't help performance compared to 2. tbdvtc rpnwlp iilgdjf zvkmx nop fpxg njq azjro xzyhy obpe xclh ztpg jdzmh qiso kzyh