Out of stock
SKU: PFM66911C
UPC: 037995619115
MPN: 66911C
The SBF Aluminum Roller Rocker Arm Set with a 1.6:1 ratio and 3/8-inch stud is an essential upgrade for small-block Ford engine builders looking to enhance valvetrain geometry and reliability. This set is designed for performance enthusiasts and machine shops, optimizing the relationship between camshaft lift and valve opening for improved engine efficiency.
Constructed from aluminum, this rocker arm set balances lightweight design with rigid support, reducing parasitic mass while maintaining structural integrity for aggressive cam profiles. The 1.6:1 rocker ratio means that for every 1 inch of cam lift, the valve opens 1.6 inches, making it ideal for high-flow heads and porting work. The roller design minimizes friction loss and heat generation compared to traditional rockers, leading to power gains and longer component lifespan.
This rocker arm set is compatible with small-block Ford engines, including the 351W, 302, and 289, making it a versatile choice for street engines, weekend racers, or classic muscle car restorations. Proper rocker arm selection is crucial for maximizing horsepower delivery, valve timing precision, and the durability of your cylinder head assembly.
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