16777-66-X Cylinder Base Gasket Set, SIG
Replaces Harley Part # 16777-66X
Silicone Impregnated Cylinder Base Gasket Set, Front & Rear .036 3 5/8 Bore.
Fits Shovelhead.
SIG gaskets are produced with impregnated silicone over the entire gasket surface
and silicone beads in crucial sealing areas. This material when introduced to
heat creates a sealing or cross-linking of the silicone.
1 Set In Stock
Sold As A Set
$23.80