- Full roller tip and needle-bearing trunnion design reduces internal valvetrain friction.
- Constructed from lightweight extruded aluminium alloy to reduce reciprocating mass.
- Standard 1.5 ratio designed specifically for small block chevy 265-400 v8 engines.
- Designed for 3/8-inch rocker arm studs and includes positive locking poly-lock nuts.
- Improves throttle response and horsepower potential across high-rpm power bands.
Engineered to increase valvetrain efficiency and horsepower on Small Block Chevy 265-400 engines, this high-performance roller rocker arm kit features extruded aluminium bodies fitted with full needle-bearing trunnions and roller tips. Designed for 3/8-inch rocker studs with a 1.5 ratio, these rockers drastically reduce internal friction, lower oil operating temperatures, and stabilize high-RPM valvetrain geometry.