1badnotch
06-29-2018, 12:43 PM
Looking for a drop in valve spring upgrade for my 17 year old nephew's GT40 iron heads. Something like the Trick Flow TFS-2500100 kit or something similar. Let me know what you have. Thanks. Mark 703 801-8615
View Full Version : WTB:SBF valve spring upgrade,Trick Flow 2500100 or similar