Kubota Engine Block & Crankshaft Parts

Knocking, low compression, heavy blow-by, or metal in the oil? Start here. Alpine Equipment stocks OEM and aftermarket Kubota Block & Crank parts — pistons, rings, liners, crankshafts, main bearings, connecting rods, flywheels, and gear cases — across every Kubota industrial engine we carry.

Know your part number? Search it below. Not sure what you need? Call our factory-certified Kubota team at (801) 701-7394 and we'll match it to your engine.

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Engine Block & Crankshaft Parts (787 parts)

Genuine Kubota crankcase, part number 1J770-01020 — Alpine Equipment 1J770-01020 CRANKCASE $4,253.47 Genuine Kubota piston 05, part number 1J751-21923 — Alpine Equipment 1J751-21923 PISTON 05 $284.70 Genuine Kubota piston, part number 1J751-21913 — Alpine Equipment 1J751-21913 PISTON $183.59 Genuine Kubota piston 05, part number 1J751-21903 — Alpine Equipment 1J751-21903 PISTON 05 $165.37 Genuine Kubota piston, part number 1J751-21133 — Alpine Equipment 1J751-21133 PISTON $165.37 Genuine Kubota piston, part number 1J751-21123 — Alpine Equipment 1J751-21123 PISTON $254.33 Genuine Kubota piston, part number 1J751-21113 — Alpine Equipment 1J751-21113 PISTON $159.52 Genuine Kubota plug, part number 1J710-83150 — Alpine Equipment 1J710-83150 PLUG $14.00 Genuine Kubota key, straight, part number 1J700-95010 — Alpine Equipment 1J700-95010 KEY, STRAIGHT $2.99 Genuine Kubota stud, part number 1J700-91500 — Alpine Equipment 1J700-91500 STUD $3.29 Genuine Kubota bearing, part number 1J700-26720 — Alpine Equipment 1J700-26720 BEARING $38.62 Genuine Kubota comp. flywheel, part number 1J700-25010 — Alpine Equipment 1J700-25010 COMP. FLYWHEEL $880.10 Genuine Kubota assy gear, crankshaft, part number 1J700-24103 — Alpine Equipment 1J700-24103 ASSY GEAR, CRANKSHAFT $153.86 Genuine Kubota metal, side, part number 1J700-23983 — Alpine Equipment 1J700-23983 METAL, SIDE $30.02 Genuine Kubota metal, side, part number 1J700-23982 — Alpine Equipment 1J700-23982 METAL, SIDE $29.98 Genuine Kubota metal, side, part number 1J700-23973 — Alpine Equipment 1J700-23973 METAL, SIDE $30.02 Genuine Kubota metal, side, part number 1J700-23962 — Alpine Equipment 1J700-23962 METAL, SIDE $30.82 Genuine Kubota metal, side, part number 1J700-23960 — Alpine Equipment 1J700-23960 METAL, SIDE $29.98 Genuine Kubota metal, side, part number 1J700-23952 — Alpine Equipment 1J700-23952 METAL, SIDE $30.82 Genuine Kubota metal, crankshaft, part number 1J700-23920 — Alpine Equipment 1J700-23920 METAL, CRANKSHAFT $44.01 Genuine Kubota metal, crankshaft, part number 1J700-23910 — Alpine Equipment 1J700-23910 METAL, CRANKSHAFT $44.01 Genuine Kubota metal, side, part number 1J700-23543 — Alpine Equipment 1J700-23543 METAL, SIDE $26.88 Genuine Kubota metal, side, part number 1J700-23532 — Alpine Equipment 1J700-23532 METAL, SIDE $8.14 Genuine Kubota metal, crankshaft, part number 1J700-23470 — Alpine Equipment 1J700-23470 METAL, CRANKSHAFT $33.75 Genuine Kubota sleeve, crank gear, part number 1J700-23280 — Alpine Equipment 1J700-23280 SLEEVE, CRANK GEAR $23.80 Genuine Kubota seal, part number 1J700-23270 — Alpine Equipment 1J700-23270 SEAL $9.67 Genuine Kubota comp.crankshaft, part number 1J700-23010 — Alpine Equipment 1J700-23010 COMP.CRANKSHAFT $4,451.55 Genuine Kubota metal, crankpin, part number 1J700-22980 — Alpine Equipment 1J700-22980 METAL, CRANKPIN $25.83 Genuine Kubota metal, crankpin, part number 1J700-22970 — Alpine Equipment 1J700-22970 METAL, CRANKPIN $25.83 Genuine Kubota metal, crankpin, part number 1J700-22310 — Alpine Equipment 1J700-22310 METAL, CRANKPIN $16.78 Genuine Kubota bush, piston pin, part number 1J700-21980 — Alpine Equipment 1J700-21980 BUSH, PISTON PIN $7.06 Genuine Kubota pin, piston, part number 1J700-21310 — Alpine Equipment 1J700-21310 PIN, PISTON $10.50 Genuine Kubota assy piston ring, part number 1J700-21090 — Alpine Equipment 1J700-21090 ASSY PISTON RING $106.70 Genuine Kubota bearing, part number 1J700-16380 — Alpine Equipment 1J700-16380 BEARING $52.08 Genuine Kubota gasket, housing, part number 1J700-04630 — Alpine Equipment 1J700-04630 GASKET, HOUSING $56.10 Genuine Kubota housing flywheel, part number 1J700-04610 — Alpine Equipment 1J700-04610 HOUSING FLYWHEEL $1,256.81 Genuine Kubota assy housing fwheel, part number 1J700-04602 — Alpine Equipment 1J700-04602 ASSY HOUSING FWHEEL $1,156.02 Genuine Kubota assy housing, f/wheel, part number 1J700-04600 — Alpine Equipment 1J700-04600 ASSY HOUSING, F/WHEEL $1,311.67 Genuine Kubota comp.connector(wp), part number 1J550-71352 — Alpine Equipment 1J550-71352 COMP.CONNECTOR(WP) $71.29 Genuine Kubota piston, part number 1J550-21912 — Alpine Equipment 1J550-21912 PISTON $167.22 Genuine Kubota piston, part number 1J550-21112 — Alpine Equipment 1J550-21112 PISTON $175.89 Genuine Kubota plug, cup type, part number 1J550-03380 — Alpine Equipment 1J550-03380 PLUG, CUP TYPE $4.85 Genuine Kubota piston, part number 1J510-21913 — Alpine Equipment 1J510-21913 PISTON $168.00 Genuine Kubota piston, part number 1J510-21113 — Alpine Equipment 1J510-21113 PISTON $166.17 Genuine Kubota comp.crankcase, part number 1J510-01015 — Alpine Equipment 1J510-01015 COMP.CRANKCASE $5,086.95 Genuine Kubota comp.crankcase, part number 1J510-01010 — Alpine Equipment 1J510-01010 COMP.CRANKCASE $5,086.95 Genuine Kubota plate assy, part number 1J508-51940 — Alpine Equipment 1J508-51940 PLATE ASSY $347.30 Genuine Kubota ring, piston, ASSY05, part number 1J508-21090 — Alpine Equipment 1J508-21090 RING, PISTON, ASSY05 $112.37

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