COMP Cams 2008-2012 Chevrolet C6 Corvette Rocker Arms GM LS3 1.8 3/8 Ultra
Ultra Pro Magnumâ„¢ Roller Rocker Arms not only live up to the lofty standards of the original Pro Magnums but they also take Stud mount Rocker performance, stability and value to a whole new level. The 8650 chromemoly material and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia and optimizing the dynamic balance. A unique black oxide exterior finish helps prevent corrosion and increases durability. Featuring Oversized trunnions, precision-sorted needle bearings and hardened Roller tips for the ultimate in performance and dependability. Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.GM LS Engines - LS3/L99/L76 Style Heads - 3/8" Stud - 1.8 RatioInvestment cast 8650 chromemoly body and arched, web-like design deliver increased strength and rigidity while still reducing the moment of inertia. Unique black oxide exterior finish helps prevent corrosion and increases durability.Optimized retainer and valve spring clearances allow for use of most diameter springs, retainers and +.050" locks without clearance or fitment issues.Feature Oversized trunnions, precision-sorted needle bearings and hardened Roller tips.Lifetime Warranty - So strong that we guarantee the Rocker bodies against breakage for life. For use with up to 850 lbs of open spring pressure.
User 1This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2010-2012 | Chevrolet | Camaro | SS |
| 2008-2012 | Chevrolet | Corvette | Base |
| 2010-2012 | Chevrolet | Corvette | Grand Sport |
| 2009 | Pontiac | G8 | GXP |
Customer Care
Frequently Asked Questions
Q: Is my personal information kept private? Is it safe to use my credit card?
A: Yes, your personal information is kept private and it is safe to use your credit card.
Q: How much will shipping cost?
A: Unfortunately, the cost of shipping is a real expense. Our goal is to minimize your shipping costs. Shipping is calculated at checkout based on the items in your cart and will be displayed prior to you placing an order. Please note that oversized items may be subject to additional charges, which will be noted on the product page.
Q: How do I track my order?
A: Once your order ships, you will receive a tracking notification via email. You are not required to purchase, download or use the Route app to track your order - this is an optional feature of the Route Package Protection service.
Q: Can someone outside of the United States place an order?
A: Yes, we are happy to provide worldwide service for our customers. Your shipping charges will be calculated during the checkout process. Customs and duty fees are the responsibility of the buyer.
Blog posts
Read moreThe 1,250-horsepower ZR1X extends Corvette's record as the most frequent Indy 500 pace car — and does it wearing a livery built for America's 250th birthday.
Read moreMike Casper bought his 2024 Z06 on Friday the 13th — and says the luck has been all good since. The Wisconsin Z06 is finished in Red Mist Metallic Tintcoat, a factory color found on only about 10% of 2024 Z06s built, dressed head to toe in carbon fiber, and running scissor doors that stop people cold. They call it the Red Ghost. Click to read why.
Read moreThe C9 Corvette era isn't here yet — but the hints are getting hard to ignore. From GM Design concepts unveiled at new studios in England and California, to a widebody Corvette rendering quietly posted on the GM Design Instagram, to a reported prototype sighting at Bowling Green, we've rounded up everything worth knowing about what comes after the C8.
