Availability
Engine Rotating Assemblies & Rebuild Kits
COMPLETE BOTTOM END KIT
Part Number: HRI-CBK0187
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit
Part Number: SUM-CR3624125
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR36L9033
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 410 Cid., 4.040 bore, 4.000 stroke, 6.125 rod, 8cc dish, 11.2:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR400408
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Powersports Bottom End Engine Kit, HOT ROD COMPLETE BOTTOM END KT TRX420FM / TM
Part Number: HRI-CBK0219
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Gasket Kit BOTTOM END KIT BOTTOM END KIT
Part Number: HRI-CBK0014
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Rebuild Kit, Complete Bottom End, Yamaha, YZ250, Kit
Part Number: HRI-CBK0135
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Rebuild Kit, Complete Bottom End, Yamaha, YZ85, Kit
Part Number: HRI-CBK0076
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Pro LS 4340 Piston and Rod Kit, 417 Cid., 4.080 bore, 4.000 stroke, 6.125 rod,, File-Fit Rings 6cc dish, 11.6:1 @ 65cc, 11:1 @ 70cc
Part Number: SUM-PR400806
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gasket Kit HOT ROD COMP BOTTOM END KIT BA HOT ROD COMP BOTTOM END KIT BA NSHEE 350
Part Number: HRI-CBK0044
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Gasket Kit BOTTOM END KIT BOTTOM END KIT
Part Number: HRI-CBK0092
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Rebuild Kit, Complete Bottom End, Kawasaki, Suzuki, Kit
Part Number: HRI-CBK0048
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Pro LS 4340 Piston and Rod Kit, 415 Cid., 4.065 bore, 4.000 stroke, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings
Part Number: SUM-PR4006521
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pro LS 4340 Piston and Rod Kit, 383 Cid., 3.903 bore, 4.000 stroke, 6.125 rod, 16cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings
Part Number: SUM-PR4090316
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
HOT ROD COMPLETE BTM KAW KX250
Part Number: HRI-CBK0055
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Pro LS 4340 Piston and Rod Kit, 367 Cid., 3.820 bore, 4.000 stroke, 6.125 rod, 12cc dish, 10:2 @ 61cc, 9.8:1 @ 65cc, File-Fit Rings
Part Number: SUM-PR4082012
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Rebuild Kit, Complete Bottom End, KTM, Kit
Part Number: HRI-CBK0006
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
BOTTOM END KIT Yamaha
Part Number: HRI-CBK0079
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Rebuild Kit, Complete Bottom End, for use on Honda®, Kit
Part Number: HRI-CBK0043
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Rebuild Kit, Complete Bottom End, Kawasaki, KX125, Kit
Part Number: HRI-CBK0091
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
BOTTOM END KIT Polaris
Part Number: HRI-HR00109
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
BOTTOM END KIT Polaris
Part Number: HRI-HR00118
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
BOTTOM END KIT Polaris
Part Number: HRI-HR00106
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Rebuild Kit, Complete Bottom End, for use on Honda®, Kit
Part Number: HRI-CBK0131
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Rebuild Kit, Complete Bottom End, Arctic Cat, Kawasaki, Suzuki, Kit
Part Number: HRI-CBK0096
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
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