Exhaust Systems and Components
- Nova/Chevy II (62-79) PART #: 85-123847-1 Exhaust Heat Riser Valve Gasket, 2.5", 1956-1974$5.99 EachChevy/GMC Trucks (47-98) PART #: 61-123847-1 Exhaust Heat Riser Valve Gasket, 2.5", 1956-1974$5.99 EachLate Great Chevy (58-96) PART #: 40-123847-1 Exhaust Heat Riser Valve Gasket, 2.5", 1956-1974$5.99 Each