ZR-1 Net Registry Forums - View Single Post

tpepmeie · 05-26-2015

Look what showed up today. Without a doubt, I would say it is impossible to fit any larger intake valves in the LT5. New Beryllium Copper valve seats. 41.5mm intake valves, 35.5mm exhaust valves.

376 cfm @ .500"
390 @ .600

05-26-2015	#23
tpepmeie Join Date: Aug 2005 Location: Fishers, IN Posts: 812	Re: 427 LT5 Build 2 underway Look what showed up today. Without a doubt, I would say it is impossible to fit any larger intake valves in the LT5. New Beryllium Copper valve seats. 41.5mm intake valves, 35.5mm exhaust valves. 376 cfm @ .500" 390 @ .600