Sold in sets of 4 Replacement bronze valve guides for the M-6049-Y302/Y303/X302/X303/X304/X305/X306/X307 heads .557"" outside diameter Inside diameter designed …
Sold in sets of 4 Replacement bronze valve guides for the M-6049-Y302/Y303/X302/X303/X304/X305/X306/X307 heads .557"" outside diameter Inside diameter designed for 11/32 valves, HONING REQUIRED
Valve spring used on 2012 Mustang Boss 302 engine Higher seat pressure than base valve spring 300 N closed 700 N open Boss 302 265 N closed 650 N open Mustang GT Installed height 40mm, same as...
Comprehensive cylinder head valve train kit which provides robust upgrades to 5.2L cylinder heads. These components were fully developed for and used on Ford Performance FP350S road race car, capable...