SKU: SHP1001-1
MPN: 1001-1
The SBC Rocker Arm - 1.5 Ratio 3/8 Stud from Sharp Rockers is designed specifically for small-block Chevrolet builds, where enhancing valve lift and achieving precise mechanical advantage are crucial. These rocker arms are ideal for engine builders and performance enthusiasts looking to upgrade from stock components, whether for street engines or racing applications.
The 1.5:1 ratio effectively multiplies camshaft lift, meaning that a 0.500-inch cam lift translates to 0.750-inch at the valve. This increase in lift is essential for optimizing airflow and combustion efficiency across a wider RPM range. The rocker arm features a 3/8-inch stud mounting configuration, which is compatible with traditional SBC cylinder head designs and conventional pushrods.
These rocker arms are best suited for rebuilt or modified SBC engines (350, 383, 406 variants) where camshaft selection and cylinder head porting have been optimized for performance. Proper installation requires verifying pushrod length, checking valve-to-piston clearance, and ensuring adequate rocker arm geometry for optimal performance.
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