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 ring, piston, assy, part number 1J508-21050 — Alpine Equipment 1J508-21050 RING, PISTON, ASSY $111.77 Genuine Kubota crankcase, comp, part number 1J508-01012 — Alpine Equipment 1J508-01012 CRANKCASE, COMP $5,391.12 Genuine Kubota plug(relief), part number 1J507-36960 — Alpine Equipment 1J507-36960 PLUG(RELIEF) $66.83 Genuine Kubota spring(relief), part number 1J507-36950 — Alpine Equipment 1J507-36950 SPRING(RELIEF) $8.83 Genuine Kubota cover(oil pump), part number 1J507-35130 — Alpine Equipment 1J507-35130 COVER(OIL PUMP) $40.10 Genuine Kubota rotor, assy, part number 1J507-35070 — Alpine Equipment 1J507-35070 ROTOR, ASSY $121.12 Genuine Kubota bushing(piston pin, s, part number 1J507-21980 — Alpine Equipment 1J507-21980 BUSHING(PISTON PIN, S $10.54 Genuine Kubota PISTON(05), part number 1J507-21910 — Alpine Equipment 1J507-21910 PISTON(05) $177.71 Genuine Kubota piston, KIT(05), part number 1J507-21782 — Alpine Equipment 1J507-21782 PISTON, KIT(05) $320.20 Genuine Kubota piston, kit std, part number 1J507-21772 — Alpine Equipment 1J507-21772 PISTON, KIT STD $318.05 Genuine Kubota piston, part number 1J507-21110 — Alpine Equipment 1J507-21110 PISTON $174.79 Genuine Kubota ring, piston, assy, part number 1J507-21090 — Alpine Equipment 1J507-21090 RING, PISTON, ASSY $106.50 Genuine Kubota ring, piston, assy, part number 1J507-21050 — Alpine Equipment 1J507-21050 RING, PISTON, ASSY $106.50 Genuine Kubota case, gear, assy, part number 1J507-04013 — Alpine Equipment 1J507-04013 CASE, GEAR, ASSY $990.51 Genuine Kubota crankcase, comp, part number 1J507-01010 — Alpine Equipment 1J507-01010 CRANKCASE, COMP $5,196.77 Genuine Kubota piston, part number 1J505-21110 — Alpine Equipment 1J505-21110 PISTON $156.06 Genuine Kubota assy case gear, part number 1J500-04010 — Alpine Equipment 1J500-04010 ASSY CASE GEAR $923.30 Genuine Kubota housing fw assy, part number 1J480-04600 — Alpine Equipment 1J480-04600 HOUSING FW ASSY $2,025.13 Genuine Kubota flywheel comp, part number 1J461-25010 — Alpine Equipment 1J461-25010 FLYWHEEL COMP $1,081.38 Genuine Kubota flywheel comp, part number 1J456-25010 — Alpine Equipment 1J456-25010 FLYWHEEL COMP $1,128.61 Genuine Kubota comp.pipe, return, part number 1J419-05840 — Alpine Equipment 1J419-05840 COMP.PIPE, RETURN $29.59 Genuine Kubota cover, part number 1J415-83150 — Alpine Equipment 1J415-83150 COVER $23.58 Genuine Kubota comp.flywheel, part number 1J415-25010 — Alpine Equipment 1J415-25010 COMP.FLYWHEEL $1,166.86 Genuine Kubota housing, flywheel, part number 1J415-04612 — Alpine Equipment 1J415-04612 HOUSING, FLYWHEEL $1,311.67 Genuine Kubota crankcase, assy, part number 1J415-01028 — Alpine Equipment 1J415-01028 CRANKCASE, ASSY $5,555.50 Genuine Kubota assy crankcase, part number 1J415-01020 — Alpine Equipment 1J415-01020 ASSY CRANKCASE $5,207.07 Genuine Kubota bolt, part number 1J097-91010 — Alpine Equipment 1J097-91010 BOLT $1.72 Genuine Kubota crankcase, comp, part number 1J097-01010 — Alpine Equipment 1J097-01010 CRANKCASE, COMP $3,137.22 Genuine Kubota bolt, part number 1J095-91050 — Alpine Equipment 1J095-91050 BOLT $1.37 Genuine Kubota bolt, part number 1J095-91040 — Alpine Equipment 1J095-91040 BOLT $1.37 Genuine Kubota bolt, part number 1J095-91030 — Alpine Equipment 1J095-91030 BOLT $1.37 Genuine Kubota bolt, part number 1J095-91020 — Alpine Equipment 1J095-91020 BOLT $1.37 Genuine Kubota bolt, part number 1J095-91010 — Alpine Equipment 1J095-91010 BOLT $1.14 Genuine Kubota PISTON(05), part number 1J095-21912 — Alpine Equipment 1J095-21912 PISTON(05) $134.09 Genuine Kubota piston, KIT(050), part number 1J095-21792 — Alpine Equipment 1J095-21792 PISTON, KIT(050) $242.00 Genuine Kubota piston, kit(std), part number 1J095-21772 — Alpine Equipment 1J095-21772 PISTON, KIT(STD) $239.37 Genuine Kubota ring, piston, assy 05, part number 1J095-21092 — Alpine Equipment 1J095-21092 RING, PISTON, ASSY 05 $93.02 Genuine Kubota piston, part number 1J092-21900 — Alpine Equipment 1J092-21900 PISTON $88.68 Genuine Kubota piston, KIT(025), part number 1J092-21780 — Alpine Equipment 1J092-21780 PISTON, KIT(025) $191.58 Genuine Kubota ring, piston, ASSY(025, part number 1J092-21090 — Alpine Equipment 1J092-21090 RING, PISTON, ASSY(025 $87.38 Genuine Kubota PISTON(025), part number 1J091-21900 — Alpine Equipment 1J091-21900 PISTON(025) $96.10 Genuine Kubota ring, piston, ASSY(025, part number 1J091-21090 — Alpine Equipment 1J091-21090 RING, PISTON, ASSY(025 $93.63 Genuine Kubota crankcase comp, part number 1J090-01022 — Alpine Equipment 1J090-01022 CRANKCASE COMP $1,620.96 Genuine Kubota spring, part number 1J050-36950 — Alpine Equipment 1J050-36950 SPRING $2.65 Genuine Kubota gear(oil pump drive), part number 1J050-35630 — Alpine Equipment 1J050-35630 GEAR(OIL PUMP DRIVE) $12.64 Genuine Kubota cover(oil pump), part number 1J050-35132 — Alpine Equipment 1J050-35132 COVER(OIL PUMP) $4.71 Genuine Kubota comp.crankshaft, part number 1J040-23013 — Alpine Equipment 1J040-23013 COMP.CRANKSHAFT $2,611.44 Genuine Kubota brg.case, full assy(w, part number 1J002-07090 — Alpine Equipment 1J002-07090 BRG.CASE, FULL ASSY(W $116.00

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