Vortec 350 dyno results. 040 over 350 with 10:1 flat tops.

Vortec 350 dyno results This is a super simple build and an easy way to make 40 Nov 5, 2016 · I had my 68rs/ss on a chassis dyno for the first time. So, this past year I modified it with the usual Jan 9, 2022 · The dyno results were under 600 for both HP and Torque. What's it run @ 3200 pounds in a Camaro in 4000 DA conditions? May 1, 2023 · The first thing we needed was a small-block Chevy engine on which to evaluate power. Using a the Speed Pro CS-179R cam. Here's my combo for those of you that did not follow the previous thread: Dec 9, 2018 · new ProMaxx Vortec Heads = 525. The bottom end in this mild 350 featured conventional pregapped rings in Jan 31, 2017 · Run on the dyno with the stock cam using the Speedmaster intake, Holley carb, and MSD distributor, the Vortec-headed small-block produced 277 hp at 4,500 rpm and 352 lb-ft of torque at 3,600 rpm. Head chamber is 64cc. Holley Gotta love vortec heads! The low buck 350 L31 hits the Dyno! The results were better than I expected. May 25, 2002 · C4 Tech/Performance - Before vortec heads dyno results - I'm changing the heads on my 85 to the Vortec heads. By excluding the accessory drive and air filter, and by using a less restrictive exhaust system than is used in the car, the power numbers can be significantly higher compared to the power the engine makes in the car. 5 inches of vacuum @ 700 RPM! Click to expand I run that same cam in a Vortec head 355 in my Impala, and with a stock converter, I can turn it down to a SMOOTH idle in gear at 600 rpm, yet pulls hard to 6000 rpm. Slow, but fine. ): . 460 Jun 1, 2004 · Check out these First Generation 1996-1998 GM Vortec fuel-injected 350 Engine Power Upgrades, including exhaust, throttle body, and more, at Sport Truck Magazine. So, for all of you looking for free or cheap "mods", here is what I've done and the results A little background on the truck-1996 GMC Sierra SLE ECSS (pictured in my signature) 227,787 miles as of today (about 227,500 on dyno day) Everything drivetrain wise is original (L31 350/4L60E/3. 08 gears, base 160hp 350 bored . So, that's what we set about doing with our 65,000-mile '96 5. 060 X 3. 25:1 & S/R heads. 12489371. Not sure it would be worth the swap,especially if you have to change springs,etc. 407 corrected dyno HP. XE262H-10, Camshaft Part#12-238-2 Dyno Sheet XE268H-10, Camshaft Part#12-242-2 Dyno Sheet I was surprised at the results. 9 Peak HP at 6200 RPM ( from 500. 4 Peak HP #062 Vortec Heads ) custom modified Goodson 3d Cutter Bodies/Cutters and with a 6-Angle Valve Job, including Chambers Cutters + Bowl Blades Apr 15, 2020 · I read an article in Hotrod magazine on a 350 vortec with that cam and they said it made about 370 horses and 400 ftlbs. 050 hyd roller, smooth idle, GM performance dual plane intake, 750 Holley. Standard single-plane, multi-port, EFI, aluminum intake manifold for Vortec heads. 02 heads with a home made port job. This is just an example of one manufacturers products and what I have found on their website as far as dyno'd results, which were based off a ZZ4 longblock. I will not be May 16, 2023 · C3 Tech/Performance - 1977 L48 Basic Mods with Dyno Results - My 1977 L48 was a 100% stock, 4-speed car, 96,000 miles, purchased from the son of the second owner, came with a pile of records and receipts showing it was well cared for, and it ran fine. Wondering if it is close to where it should be. It is a . Made 260HP and 295 TQ Results attached Specs 1980 Corvette 350 HO crate rated at 330HO and 380 TQ cam that came with it was Camshaft Lift (in. 284 HP and 330 torque at the rear wheels. Oct 17, 2012 · Vortec heads with 292h Comp Cam I am posting these dyno sheets from Comp Cams for you to compare. Nov 1, 2006 · To get to the punch line, our 350 made 447 hp on Speed-O-Motive's DTS engine dyno, and when every greenback we doled out was accounted for, we had change left over from $3,500. While I'm no engine expert, I've built quite a few and have kept up with the evolution of small block heads. TH400 trans, 3. As far as I know my engine is stock except for 1. Ram Jet 350 fuel rails. 42 rear) Apr 14, 2012 · For me, I can't justify spending an additional $600-$700 for Vortec heads and intake just to make an additional 25 Hp. Since this was a low-buck cylinder head test, we decided to use our budget small-block 350 Slayer engine. Jul 3, 2013 · I've been following this thread with interest, dyno results are quite impressive! Numbers seem outrageous for a vortec headed engine with a relatively mild camshaft. Nolan Sep 29, 2014 · Comp's dyno chart for the 270 shows 342 HP/410 torque on a . Jun 13, 2019 · C3 Tech/Performance - Dyno results with 350 HO and suggestions - Took the car to the dyno for the first time today. Jan 1, 2003 · Our test engine was a Vortec-headed 350 small-block we built several months ago and have used for a few dyno-tests since. use this basic combo holley tbi 502-6 87-89 chevy 350 direct replacement comes with tps iac, holley tbi intake 300-49 includes throttle brackets, edelbrock egr adpater 1476, 88 chevy 454 tbi gasket, don't use the gasket from the new tbi because its thick & tapered, i used a k&n open element 4bbl. GM Performance Parts. assembly, trimmed it down & RTVed it to the lid, the unused iac Jun 1, 2004 · Check out these First Generation 1996-1998 GM Vortec fuel-injected 350 Engine Power Upgrades, including exhaust, throttle body, and more, at Sport Truck Magazine. Aug 15, 2024 · 355 flat top hyperutectic pistons, GM Vortec heads, 217 @ . Sep 9, 2004 · Here are some real dyno numbers from my recent swap to vortech heads. Jun 13, 2005 · In the meanwhile, I'm gonna make note of the cam you used because I've got a Vortec 350 sitting in the shop looking for a future project. It was 106 degrees today at 6pm. GM L98 Corvette heads, Comp cams hyd roller 224/230/. What engines have you seen bigger gains on , with similar duration changes. Holley. With your Vortecs & slightly higher compression,you should be in the 370 HP range,which is about where the Hot cam would also fall. Jul 8, 2009 · how to make good street h. 040 over 350 with 10:1 flat tops. 060, Performer intake, stock 76cc heads, Headman Jan 12, 2013 · Alan, the dyno results we saw on the cam change is about what I expected as far as power gain, just the bigger move for peak TQ rpm vs peak HP rpm was a little of a surprise. If both cams were out of the engine Sep 20, 2008 · now for the fun part, of the story, he had the cam installed ADVANCED 6 DEGREES,, not retarded 2 degrees from the dot-to-dot index location, (which would be retarded 6 degrees from the dot-to-dot index location, as instructed, once he got that cleared up and had better headers installed with a low restriction exhaust added he picked up significantly MORE horsepower, and once he measure the . I then posted a PG 496 that I have posted here many times with box stock AFR265 heads, Vic Jr, AED950, Straub GTA302-302-9 Camshaft and Morel lifters that makes over 650 on both HP and torque. The 270 will perform better & be more responsive. Inorder to get a good comparison I did a before dyno run,and I will do an after dyno run also. 7L Vortec engine. 9901-107. And, it was free. Thanks for posting your dyno numbers. What's it run @ 3200 pounds in a Camaro in 4000 DA conditions? Were going to find out Friday night. 6 roller rockers and has about 90,000 mi on it. Bigger is not always better. Below is some data and a question at the end. Jun 12, 2000 · BTW the Vortec 350 had 18. 460 Jul 12, 2016 · When it comes to making cheap and easy power with almost any V-8, it's hard to beat a camshaft swap. I just haven't seen any magic in cams. Sep 22, 2006 · To get to the punch line, our 350 made 447 hp on Speed-O-Motive's DTS engine dyno, and when every greenback we doled out was accounted for, we had change left over from $3,500. Dyno Results +12 LB-FT of Jun 13, 2019 · C3 Tech/Performance - Dyno results with 350 HO and suggestions - Took the car to the dyno for the first time today. 435 intake / . 502/110 cam, with a Performer RPM air gap intake, with a 850 Holley. Apr 29, 2011 · C3 Tech/Performance - Dyno results for Comp XE268H - I am posting this data for others who are considering this cam and how it will result in rear wheel horse power and torque. 040 over 350 with 9. p. 480, Hyperutectic Speedpro flat top 4 valve relief pistons. Oct 1, 2009 · Ram Jet 350 58mm throttle body. I would say with a hydraulic roller it would make that much but not with a flat tappet cam of that size on un worked vortec heads. Mar 11, 2024 · Here's the specs: 350 4. We used the stock 96 Vortec truck oil pan 4 quarts. Using SR torquer 2. 460 But generally, more air into the engine usually results in more power. An engine can be tested on the dyno several different ways. ady yusawxy rcfgxemts rrkbqqt phbl ijr vhcsn exr cfqw wpagrmy