Frankenstein M311 Rocker Arm Stand - Machined Billet - GM LS-Series 10301 high performing 60mm external wastegate

high performing 60mm external wastegate designed for control strategies that actively bias the top chamber with increased pressure for large boost bandwidth operation

1987-2003 Pontiac Grand Am

Various styles of nozzles are offered by Holley

Pit Stop USA offers Dominator Asphalt Super Late Model Flare - Left Side - Black 2001F-BK at low everyday prices

backfire-free rev limits

Frankenstein M311 Rocker Arm Stand - Machined Billet - GM LS-Series 10301 high performing 60mm external wastegateProduct Description: Rocker Arm Stand M311 Aluminum Machined LS3 GM LS Series A designer and manufacturer of top quality high performance cylinder heads and intake manifolds for GM's popular LS series engines as well as other performance powerplants, Frankenstein Engine Dynamics specializes in taking a high output engine to the next level. They also offer premium camshafts and valvetrain components designed for maximum performance and reliability.