TGPForums.com

MODIFICATIONS => Performance => Topic started by: GPChief on August 20, 2014, 10:44:55 PM

Title: Bigger valves
Post by: GPChief on August 20, 2014, 10:44:55 PM
Has anyone ever put the 3400 valves in our 3.1 heads? (1.42 & 1.72 vs 1.42  & 1.76)?