Fel-Pro Rear Main Seal - SB Chevy - Special 2 Piece for Align Honed 400 1125408 1956-1959 GMC PM251

1956-1959 GMC PM251

This unique cooling system feeds air from your cars fresh air system to both the top of the head and to the front of the face while at the same time helping to keep the inside of the visor clear

but have the correct vintage look used by Ford on several cars in the Mid to Late 1960

Tubing wall thickness will vary

Fel-Pro Rear Main Seal - SB Chevy - Special 2 Piece for Align Honed 400 1125408 1956-1959 GMC PM251Fel Pro provide a durable, leak resistant seal on racing and special performance engines and are intended for use by the professional race engine builder or the serious amateur enthusiast who will settle for nothing less than the best. NASCAR, ALL PRO, ACT, WOO and ASA champions rely on FEL PRO engineering for flawless performance under extreme conditions. PERFORMANCE GASKET Features: Perma Torque Blue Stripe and Printoseal Wire Ring Head Gaskets