8.280" Chromoly Heat-Treated 3/8" 0.080" Wall DNA® One-Piece Pushrods The GM LS1 Modular Ram

The GM LS1 Modular Ram Air Intake Manifold was designed for high-performance applications where induction system height is not limited

This process ensures a more uniform and robust casting

They're made from a tough

Must be installed by experienced professional

Note: The 52000/52001 manifold is a stock replacement/street legal part for 302

8.280" Chromoly Heat-Treated 3/8" 0.080" Wall DNA® One-Piece Pushrods The GM LS1 Modular RamGet all of the performance that your engine can produce with these durable pushrods designed especially for high lift cams. Speedmaster pushrods are available in both 5 16 in. and 3 8 in. diameters. They feature . 080 in. wall thickness and are formed from 4130 chromoly steel. These one piece Speedmaster pushrods are heat treated for use with guideplates. They have a minimum wall thickness of . 080 in. to handle higher rpm, plus a black oxide finish.