Looking for aftermarket parts to modify or upgrade your 1990 Harley-Davidson FXSTC Softail Custom with head gaskets? At Tunersports.com we carry a huge selection of the top name brand performance head gasket parts and accessories.

SHIPS FROM MANUFACTURER C9088F5Cometic Harley-Davidson Carb To Manifold Seal All Models in89in To Present 5Pk 1990-1999 Harley-Davidson FXSTC Softail Custom Base $60.37 |
SHIPS FROM MANUFACTURER C9277Cometic EVO Big Twin 84-91 Upper Rock Rubber Gasket 5Pk 1986-1991 Harley-Davidson FXSTC Softail Custom Base $58.73 |
SHIPS FROM MANUFACTURER C9287Cometic Harley-Davidson Cylinder Head Dowel O-Rings EVO, T/C Engine Dowel 10Pk 1986-1999 Harley-Davidson FXSTC Softail Custom Base $42.87 |
SHIPS FROM MANUFACTURER C9540-2Requires less clamp load... Cometic Harley-Davidson EVO, T/C. Hi Perf.Ex Gasket Spiral Wound #01-931 2-Pk 1986-1999 Harley-Davidson FXSTC Softail Custom Base $45.77 |
SHIPS FROM MANUFACTURER C9689Requires less clamp load... Cometic Harley-Davidson EVO Stock Bore 3.500in Head Gasket S/Steel 2Pk. .040in 1986-1999 Harley-Davidson FXSTC Softail Custom Base $73.24 |
SHIPS FROM MANUFACTURER C9690Cometic Harley-Davidson S/S 3.670in 3 5/8inHead Gasket. EVO Motors .030in 2Pk. 1986-1999 Harley-Davidson FXSTC Softail Custom Base $73.24 |
IN STOCK C9851Requires less clamp load... Cometic 84-91 Harley-Davidson EVO Top End Gasket Kit w/ .030 Head Gasket 1986-1991 Harley-Davidson FXSTC Softail Custom Base $140.45 |