Do the new cylinder heads come with new injector cups installed?
Asked 3 years ago
ProMaxx FOR85XN Replacement Cylinder Head
Do they come fire ringed?
Asked 1 year ago
What is the warranty on the heads?
Who is the manufacturer of the head?
Asked 2 years ago
stock valve springs?
Asked 8 months ago
Do these have valve guide inserts and what material copper or steel?
Are these sold as a pair or is this per head?
Do the studs come installed?
Do these heads have hardened or thicker cast valve seat areas?
Does the new cylinder head come with gaskets?