Mercruiser GM Small Block Exhaust Manifold | Sierra 18-1951-1 Diesel Displays time remaining

Displays time remaining

SPK PLUG SET V6

Pressure pre-set at 14 PSI

Centek Fiberglass Elbow

APIMOT3004N

Mercruiser GM Small Block Exhaust Manifold | Sierra 18-1951-1 Diesel Displays time remainingMercruiser GM Small Block Exhaust Manifold Sierra 18 1951 1 Starboard exhaust manifold fits Mercruiser GM 5. 0L & 5. 7L marine engines with end riser. Mercruiser log style exhaust manifold Direct replacement manifold fits Mercruiser GM V8 small block 305 and 350 cu. in. engines from 1977 to 1982 with end riser For Mercruiser 198, 228, 255, 260, and 898 model engines Starboard side Heavy duty cast iron Painted black Includes all gaskets, riser studs,