V Vin71 New Member Joined Jun 19, 2008 Mar 22, 2012 #1 What are the best brands and type for GN if improving top end speed is the goal? Appreciate the help.
What are the best brands and type for GN if improving top end speed is the goal? Appreciate the help.
W we4Mateo Double you eee what? Joined Apr 7, 2010 Mar 23, 2012 #2 Do a search on "valvesprings." There are a lot of different opinions out there but it depends on your setup, so research here first, then post info about your specific combo if you want more help.
Do a search on "valvesprings." There are a lot of different opinions out there but it depends on your setup, so research here first, then post info about your specific combo if you want more help.
J just plain john El Camino a Go-Go! Joined Feb 24, 2007 Mar 23, 2012 #3 Comp 980's are a common choice for a flat tappet cam.
BobbyBuick Well-Known Member Joined May 24, 2001 Mar 23, 2012 #4 Dennis Kirban has a set and sells a tool to do the job
F forcefed3.8's Buckeye Bullet Joined May 26, 2002 Mar 23, 2012 #6 Comp 979's with the stock cup or Comp 980's without the cup for a stock cam.