Overhaul Kits
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Overhaul Kits
33 items
Cylinder Components
Kohler CH18–CH641 Engine Overhaul Kit – System-Matched Rebuild Set
<p><strong>24-108-22-S Overhaul Kit for Kohler CH18–CH641</strong> — chrome-faced top rings, tapered Napier second rings, and multi-layer gaskets rated to 180°C. This system-matched rebuild set includes piston rings, cylinder head gaskets, valve cover and oil pan gaskets with ring groove clearance held to ±0.005 mm. Designed to address blow-by and oil consumption across CH/CV series engines in skid-steer loaders, mini-excavators and generators.</p> <ul> <li>Fits Kohler CH18, CH20, CH22, CV18–CV22, CH620–CH641, CV620–CV640</li> <li>Kit contents verified against engine serial number before dispatch</li> <li>Oversize ring grades available for previously rebuilt engines</li> </ul> <p>Overhaul kit contents inspected item by item and matched to your engine build sheet prior to shipment.</p>
Cylinder Components
V3307 Engine Overhaul Kit with Crankshaft & 4 Rods – Engine Grade for Kubota KX080
<p><strong>V3307 Engine Overhaul Kit for Kubota KX080, with Crankshaft & 4 Connecting Rods</strong> — complete rebuild package including semi-finished cylinder liners, STD pistons, tri-metal bearings, valve train, and full gasket set for V3307 / V3307T / V3307-DI-TE3 engine variants.</p> <ul> <li>Supplied as a matched system set — crankshaft, rods, liners, and bearings verified against the engine build sheet to prevent mismatched grades after prior rebuilds</li> <li>Semi-finished liners allow final honing to actual bore geometry; standard-size components require confirmation that no previous oversize machining was performed</li> <li>Compatible with Kubota KX080-3, KX080-4, SSV75 series and Bobcat S630, S650, T650 machines</li> </ul> <p>Overhaul kit contents are verified line-by-line against your specific engine serial variant before dispatch.</p>
Cylinder Components
System-Matched Overhaul Kit 4944477 for Cummins B3.3 QSB3.3
<p><strong>4944477 Overhaul Kit for Cummins B3.3 / QSB3.3, Standard Grade</strong> — complete engine rebuild set with matched gaskets, cylinder liners, pistons, bearings, and valvetrain components verified against the same build specification.</p> <ul> <li>System-matched kit addresses sealing integrity, ring tension, and thermal cycling to target root-cause failure mechanisms rather than replacing only worn parts</li> <li>Bearing grade and liner bore sizing confirmed against your engine's crankshaft regrind history and serial variant</li> </ul> <p>Kit contents checklist cross-referenced to your specific B3.3 build requirements before shipment.</p>
Cylinder Components
System-Matched Engine Rebuild Kit – Fits Kubota V3307 V3307T V3307-DI
<p><strong>Overhaul Kit for Kubota V3307, V3307T, V3307-DI Engines</strong> — includes forged A390-T6 pistons, tri-metal bearings, semi-finished cylinder liners, MLS head gaskets and full valvetrain set for complete cylinder and bottom-end rebuild.</p> <ul> <li>System-matched components cover pistons, liners, rod and main bearings, thrust washer, valves, guides, seats and overhaul gaskets in one consignment.</li> <li>Semi-finished liners allow final honing to the exact bore geometry of the specific block; confirm piston grade and bearing size against previous rebuild history.</li> </ul> <p>Kit contents verified item-by-item against the target engine build before dispatch.</p>
Cylinder Components
Engine Rebuild Kit with Crankshaft for Kubota D902 – Engine Grade
<p><strong>Engine Rebuild Kit for Kubota D902, with New Crankshaft & 3 Connecting Rods</strong> — covers the core rotating assembly for matched-tolerance overhauls across BX, RTV, KX and B-series platforms.</p> <ul> <li>Includes 42CrMo crankshaft (HRC 58–62, journal ±0.005 mm, runout <0.03 mm), fracture-split 40Cr rods, MLS head gasket and nitrile valve cover seal</li> <li>Confirm D902 variant (E2B/E3B/E4B) and STD or oversize bearing grade from prior rebuild history before assembly</li> <li>Fracture-split big ends require matched-cap alignment to preserve bolt preload across service life</li> <li>Adjacent cooling and fuel system inspection recommended during teardown</li> </ul> <p>Overhaul contents verified item-by-item against your engine build sheet before dispatch.</p>
Cylinder Components
Kubota V2203-Compatible Engine Overhaul Kit – Overhaul Component
<p><strong>Kubota V2203 Engine Overhaul Kit for Kubota & Bobcat Compact Equipment, STD Grade with Semi-Finished Liners</strong> — covers the full cylinder and valve train system in one matched set, including MLS gaskets, pistons, bearings, valves and seats. Rebuild shops address root-cause wear rather than chasing isolated failures mid-teardown. Contents cross-checked against your exact V2203 variant before dispatch.</p> <ul> <li>Fits Kubota V2203, V2203E, V2203T, V2203DI, V2203-M series; Bobcat 753/763/773, S130–S185, 331–341</li> <li>Verify crankshaft journal condition — STD bearings assume no prior oversize grind</li> <li>MOQ 1 set, ISO 9001 certified supply</li> </ul>
Cylinder Components
Engine Grade Overhaul Kit – Fits Kohler CH18–CH641
<p><strong>24-108-22-S Overhaul Kit, Piston Rings & MLS Head Gasket Set</strong> — compatible with Kohler CH18–CH641 and CV18–CV640 engine series, featuring molybdenum-doped chrome-plated cast iron rings and 12 bar rated stainless steel core gaskets.</p> <ul> <li>Matched to engine serial variants across CH and CV families, with ring end-gap tolerance and NBR seals rated –40°C to +150°C for abrasive and continuous-load environments</li> <li>Supports rebuild shops confirming STD or oversize bore grades after previous machining, avoiding mismatched ring sets that cause second teardowns</li> </ul> <p>Overhaul kit contents verified line-by-line against your specific engine build before dispatch.</p>
Cylinder Components
V3307 Engine Overhaul Kit for Kubota KX080-3/4 – Engine Grade
<p><strong>V3307 Engine Overhaul Kit for Kubota KX080-3/4, SSV75 & Bobcat S630/S650/T650</strong> — complete cylinder and bottom-end rebuild package including crankshaft, 4 connecting rods, pistons, tri-metal bearings, valves and gasket set.</p> <ul> <li>Assembled as a matched system: standard-grade (STD) components sized for blocks and journals at original dimensions after teardown verification</li> <li>Semi-finished liners permit machining to the exact bore your block requires, accommodating prior wear or previous rebuilds</li> </ul> <p>All kit contents verified line-by-line against V3307 variant build sheets before dispatch.</p>
Cylinder Components
Overhaul Rebuild Kit Replacement for Cummins B3.3 QSB3.3 Powertrain
<p>Overhaul kit contents verified item-by-item before dispatch to ensure no omitted components</p>
Cylinder Components
V3307 V3307T-Compatible Engine Overhaul Kit – Overhaul Component
<p><strong>Kubota V3307 V3307T engine overhaul rebuild kit</strong>, compatible with V3307, V3307T, and V3307-DI industrial engines — includes pistons and gaskets, ISO 9001 certified.</p> <ul> <li>System-matched cylinder components supplied as a coordinated set, ensuring dimensional consistency across pistons, rings, and gaskets during overhaul</li> <li>Oversize grade (STD / 0.25 / 0.50) confirmed against your block's machining history before dispatch to prevent bore scoring or ring blow-by</li> <li>Variant-specific gasket profiles verified for naturally aspirated V3307 versus direct-injection V3307-DI to avoid sealing gaps</li> </ul> <p>Kit contents cross-checked against your engine serial and build sheet prior to shipment — no missing seals, no second teardown.</p>
Cylinder Components
D902 Engine Rebuild Kit – System-Matched Overhaul Component for Kubota
<p><strong>D902 Engine Rebuild Kit for Kubota BX, RTV, KX Series</strong> — complete overhaul package with new crankshaft, 3 connecting rods, matched bearings, piston rings and MLS gasket set.</p> <ul> <li>System-matched rotating assembly verified for clearance compatibility across D902, D902-E2B, D902-E3B, D902-E4B and listed engine variants</li> <li>Addresses bottom-end rebuild scope where rotating-assembly fatigue is the root cause, eliminating multi-supplier sourcing for a single overhaul job</li> <li>Chrome-plated top ring and molybdenum-coated second ring maintain oil control under variable load cycles typical in compact excavator and utility vehicle operation</li> </ul> <p>Provide your exact engine code (e.g., D902-E3B) and rebuild history so we confirm grade and variant match before the kit ships as one matched consignment.</p>
Cylinder Components
Rebuild Kit for Kubota V2203 Engine – System-Matched Overhaul Component
<p><strong>Overhaul Rebuild Kit for Kubota V2203 Engine, Semi-finished Liners, MLS Gasket Set</strong> — supplied as a system-matched cylinder component set for Kubota and Bobcat compact equipment rebuilds.</p> <ul> <li>Includes semi-finished GGG-40 nodular iron liners, forged aluminum pistons, rings, bearings, and multi-layer steel head gasket</li> <li>Covers V2203, V2203E, V2203T, V2203DI, V2203-M-DI, and E2B/E3B variants</li> <li>Fits Kubota KX121-2, KX161-2, L4350DT, MX5100 and Bobcat 753, 763, 773, S130–S185, 331–341 series</li> </ul> <p>This kit addresses the full cylinder and sealing system as matched components, ensuring bore geometry, piston-to-liner clearance, and gasket integrity align for a reliable rebuild. Semi-finished liners allow final honing to match block condition and oversize grade after previous work.</p> <p>Overhaul kit contents verified item-by-item against your specific V2203 variant before dispatch.</p>