Harley Shovelhead cylinder base washer & ARP 12 point air craft nuts - Stainless old-stf Most carburetor fitments available

Most carburetor fitments available

Spun 400 finish ( 400 grit ) has a semi polish look

Note stf90b and stf90h for evo sport XL 1990-03 dose not work with one piece type pushrod covers

raw finish

Panhead and Shovelhead

Harley Shovelhead cylinder base washer & ARP 12 point air craft nuts - Stainless old-stf Most carburetor fitments available8ea Shovelhead 1978 84 style cylinder base washer ( fits most big twin cylinders including earlier 66 shovelhead ) thick case hardened reinforcement "stud spacer" in chrome finish. 8ea High quality ARP air craft style 12 point nuts with non mar flange fits all 36 84 big twin cylinder studs. These nuts are stronger than grade 8, ARP's "Stainless 300" class with over 170,000psi tensile strength. Made in USA.