Comp Cams Max-Lift BSR Shaft Rocker System for GM LS7 Raised Rectangle Port Ratio 1.8
Comp Cams Max-Lift BSR Shaft Rocker System for GM LS7 Raised Rectangle Port Ratio 1.8
The Comp Cams 1983-16 Max-Lift BSR Shaft Rocker System (1.8:1 ratio) is a bolt-in upgrade for GM LS7 engines, offering enhanced valvetrain stability and durability for high-lift cam applications.