Superior Air Parts

Seat - Valve

Seat - Valve

Seat - Valve

Stud

Cylinder Hold Down Nuts - .50-20 UNJF-3B Flange, Sold Each

Bearing - Crankshaft Main - Large Bore - SA634503 M10. Sold Each.   Engine Applications: 520 550 GTSIO-520

Bearing - Crankshaft Main - SA634503, Sold Each.               &

Seal

Seal

Gasket, Sold Each

Gear, Sold Each

Gasket Set Major Overhaul Engine Applications: TSIO-520-D, DB, U, UB Top Overhaul Gasket Set:

Gasket Set Major Overhaul Engine Applications:  TSIO-520-C, G, H, M, P, R,T Other Gasket sets that you may need: Top Overhaul Gasket Set:

Gasket Set Major Overhaul includes hoses Engine Applications: TSIO-520-B, BB,E, EB, J, JB, K, KB, L, LB, N, NB, VB, WB   Other Gasket sets that you may need: Top Overhaul G

Gear, Sold Each

  Bearing. Sold Each. Engine Applications: A-65 seriesA-75 seriesC-75 seriesC-85 seriesC-90 seriesO-200-A,-B,-C,-D,-X