Scorpion Endurance Series rocker arms offer you power that perseveres. With less weight and a lower profile these American-made Endurance rocker arms are built with the stamina to get the job done in winning style. Scorpion specifically designed these rocker arms for endurance racing engines with better fitment under most stock valve covers with no interference and they can easily handle a .950 in. lift and 950 lbs. of open spring pressure. Plus, they're approximately 28 grams lighter than their Race rockers! Endurance rocker arms are micro-polished to endure over a long period and are anodized for additional protection, as well as providing great aesthetics. Choose your ratio and gain the stamina to sting your competition with Scorpion Endurance Series rocker arms.
Additional features include:
* Aerospace-grade 7000 series aluminum
* Full body design
* Precision ground need bearings
* Centerless-ground fulcrum
* Ground pin and roller
* Burr-free trunnion through hole
* Large machined seat
* Solid steel pedestals
* Black oxide coated steel parts

Application: Holden 253-308 C.I.D. & Pontiac 350-455 C.I.D.V8.
Rocker Arm Mounting Style: Stud
Rocker Arm Ratio: 1.65
Rocker Arm Style: Full roller
Stud Size: 7/16 in.
Shims Included: No
Rocker Arm Material: Aluminum
Self-Aligning: No
Rocker Arm Body Style: Standard
Rocker Arm Nut Style: Polylock
Slot Width (in): 0.600 in.
Maximum Spring Diameter (in): 1.625 in.
Rocker Arm Finish: Blue anodized
Quantity: Sold as a set of 16.

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