Chevy High Performance
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Chevy High Performance

Chevy Cams, Engine Heads & Valvetrains

Get cylinder head reviews, camshaft profiling, and even a step-by-step LT1 Engine build. For those of you that want the dirty details and technical expertise straight from the pros at Chevy High Performance, we got it all. For everyone else… well, the pictures rock!
10 Best Mods for Trailblazer SS 10 Best Mods for Trailblazer SS
Check out this list before you start tearing into your LS2-powered SUV more
Inglese EZ-EFI Eight Stack System - Modern Injection Inglese EZ-EFI Eight Stack System - Modern Injection
A superb example of what you get when you combine a nostalgic look with the latest in engine management technology. more
COMP Cams' New 4-Pattern Cam Profiles - The Four-Lobe Symphony COMP Cams' New 4-Pattern Cam Profiles - The Four-Lobe Symphony
At last year's SEMA show we were intrigued by COMP's new 4-Pattern camshaft profiles. more
Solid, Hydraulic, Flat-Tappet, and Roller Cams - How It Works Solid, Hydraulic, Flat-Tappet, and Roller Cams - How It Works
With horsepower seemingly growing on trees these days, picking a set of high-flow cylinder heads for your engine... more
582ci Big-Block Engine - Sledge‑ Hammer: The Complete Build 582ci Big-Block Engine - Sledge‑ Hammer: The Complete Build
Hitting the dyno with our torque monster. more
Crank and Rod Innovations with Experts At Lunati - How it Works Crank and Rod Innovations with Experts At Lunati - How it Works
Ah, memories. It seems like only yesterday when offset grinding a crank for a miniscule bump in cubic inches was the only... more
Rocker Arm Tech With Comp Cams and T&D Machine - Off Your Rocker Rocker Arm Tech With Comp Cams and T&D Machine - Off Your Rocker
The rocker arm is possibly the third most abused part in your engine. more
Cam Grinding Technology - How It Works Cam Grinding Technology - How It Works
Everyone’s heard the saying that cylinder heads make power. While there is a lot of truth to that universal law of engine... more
Rotating Assembly Balance - Ground Work Rotating Assembly Balance - Ground Work
Assembling an engine is a straightforward gig, but plenty of steps need to be taken prior to stuffing your choice of block... more
Engine Valvetrain Upgrades Engine Valvetrain Upgrades
It’s true, nothing lasts forever and all good things tend to have a cycle. more
LS3 Camshaft Upgrade - Sticks With Stones LS3 Camshaft Upgrade - Sticks With Stones
The new SS Camaro’s LS3 powerhouse ships from GM already putting out a stout 436 hp. more
RHS Head Swap - LQ=HP RHS Head Swap - LQ=HP
It didn’t take long for gearheads to figure out that GM’s Gen III truck engines are a great bang-for-your-buck buy for... more
LS3 Cylinder Head, Cam, and Intake Swap - Crate LS3 Throw Down LS3 Cylinder Head, Cam, and Intake Swap - Crate LS3 Throw Down
These days, opting to build a Mouse motor over an LS small-block probably means that familiarity and practicality both... more
How To Increase Engine RPM - How It Works How To Increase Engine RPM - How It Works
It’s all about rpm, baby. In just about every racing class in existence that limits maximum displacement, the quest to turn... more
Camshaft Bearings Install - Bearing The Load Camshaft Bearings Install - Bearing The Load
It’s easy to overlook the detailed process that goes along with building a reliable mill from the ground up. Much of the time... more
L92 Cylinder Heads Install - It’s All In Your Heads L92 Cylinder Heads Install - It’s All In Your Heads
Putting Modified L92 Cylinder Heads on a 4.160-inch Bore Block more
Degreeing a Camshaft for Accuracy - Positioned For Power Degreeing a Camshaft for Accuracy - Positioned For Power
Camshafts are specifically designed from the manufacturer to open and close the valves at precise times during the rotation... more
Cam Tech - CHP How It Works Cam Tech - CHP How It Works
We’ve offered serious cam discussions in the past; however, this month’s How It Works takes it to a whole new level. more
Combustion Chamber Volume - Simple CC’S Combustion Chamber Volume - Simple CC’S
Aside from a large camshaft, cubic inches, and lots of fuel, compression is the element that allows power to be formed more
Roller Rockers Install Guide - Armed And Ready Roller Rockers Install Guide - Armed And Ready
Excessive valvetrain chatter, oiling issues, and the occasional bent valve from over-revving the engine can all be attributed... more
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Chevy Blogs

Detroit Speed's Chevelle Suspension
 Detroit Speed & Engineering is one of the best when it comes to performance suspension and last... more
Pork Chop Camaro
 We were at the GM Nationals in Carlisle, PA and this die cast Camaro actually caught our eye, this... more
Engine and trans bolted in
 Over the weekend we cleaned and painted our early Nova's transmission tunnel before shoehorning... more
From 6 to 8
 So we dropped our 385 stroker in our early Nova yesterday and learned we need V8 frame mounts... more
More Tri-Fives
If you like LS-powered Tri-Fives like we do, look for a full feature on Marcos Sandoval's 56' in an... more

Chevy Forums

Carb jetting ?
My combo is a sbc 355 Edelbrock performer heads milled down and had a 5 angle performance valve job... more
belt sizes
What are the belt sizes for a 1979 corvette with serpentine and v belt with no ac... more
Vexing oiling issue
Hello to the forum. This is a great site; I've lurked on and off for a long time and had many... more
switching 350 tbi to carb
ive got a 1987 chevy c10 small block 350 with tbi..i hate it a buddy of mine is giving me a new... more
what rear end gears should i use?
i have a 79 camaro with a small block 400 in it pretty much stock only mods are edelbrock performer... more
Chevy Hi-Performance