The A & I PRODUCTS MAJOR OVERHAUL KIT is essential for comprehensive engine maintenance. This kit includes all necessary components for a complete overhaul, ensuring optimal performance and longevity. Made from high-quality materials, each part meets stringent industry standards for reliability and safety. Ideal for agricultural machinery, this overhaul kit is designed to restore engine efficiency and functionality.The Major Overhaul Kit (model OK20506) from A & I PRODUCTS provides a full set of replacement components for extensive machinery maintenance. This kit includes seals, bearings, gaskets, and other essential parts fabricated to OEM quality standards. Each component is dimensioned for precise fit and function, supporting the refurbishment of agricultural or industrial equipment assemblies. The kit facilitates efficient servicing by consolidating necessary parts, reducing repair time and ensuring restored operational reliability. The OK20506 model is suitable for scheduled overhauls and major repairs.
• Cummins Control Part List#'s (CPL): (953 Marine Engine), (970 Marine Engine), 1165, (1247 Marine Engine), 1313, (1322 Marine Engine), (1570 Marine Engine), (1613 Marine Engine), 1638 & (1928 Marine Engine).
• Serial & CPL#'s Are Found On A Tag Located On The Side Of The Timing Gear Housing And/Or Valve Cover. If Tag Is Missing, Check The Top Of The Oil Cooler Housing To See If It Is Stamped There.
• Serial Number Consist Of 8 Digits. CPL#'s Are 3 Or 4 Digits.
Kit Contains: Cylinder Kits, Main & Con Rod Bearings, Front & Rear Crankshaft Seals, Top & Bottom Gasket Sets And Piston & Cam Bushing.
Piston Marked: 2050
Non-Emission
359 Cubic Inch
| Engine Overhaul Kits > 6-590T Turbo Charged Cummins "B" Series |
| Cummins Engines ENGINE: 5.9L B SERIES |
| Engine Parts > 6-590T Turbo Charged Cummins "B" Series |
| Cummins Engines ENGINE: 5.9L B SERIES |
| Group Description | Component | Size / Desc | Qty |
| KIT, PISTON; 1.00M | A-3802174 | 1.00 | 6.00 |
| BEARING SET, MAIN; STD. | A-3802070 | Std | 1.00 |
| BEARING SET, MAIN; 0.25MM | A-3802071 | 0.25MM | 1.00 |
| BEARING SET, MAIN; 0.50MM | A-3802072 | 0.50MM | 1.00 |
| BEARING SET, MAIN; 0.75MM | A-3802073 | 0.75MM | 1.00 |
| BEARING, CON. ROD; STD. | A-3901170 | Std | 12.00 |
| BEARING, CON. ROD; 0.25MM | A-3901171 | 0.25MM | 12.00 |
| BEARING, CON. ROD; 0.50MM | A-3901172 | 0.50MM | 12.00 |
| BEARING, CON. ROD; 0.75MM | A-3901173 | 0.75MM | 12.00 |
| BUSHING; CAM | A-3901306 | For Storm blocks use 394 | 1.00 |
| A-3940059 | | 1.00 |
| BUSHING; PISTON | A-4891178 | | 6.00 |
| GASKET SET; UPPER | A-3802363 | | 1.00 |
| GASKET SET; LOWER W/SEALS | A-3802376 | | 1.00 |
next >> | Item Number | Description | Qty |
| A-IK1400F6 | In-Frame Engine Overhaul Kit (Std.) - Fracture Split Conn Rod | 1 |
| A-IK14006 | In-Frame Engine Overhaul Kit (Std.) | 1 |
| A-IK2049F6 | In-Frame Engine Overhaul Kit (0.50 MM) .020"- Fracture Split Conn Rod | 1 |
| A-IK20496 | In-Frame Engine Overhaul Kit (0.50 MM) .020" | 1 |
| A-IK2050F6 | In-Frame Engine Overhaul Kit (1.00 MM) .040"- Fracture Split Conn Rod | 1 |
| A-IK20506 | In-Frame Engine Overhaul Kit (1.00 MM) .040" | 1 |
| A-OK1400F6 | Major Eng OH Kit (STD) - Fracture Split Conn Rod | 1 |
| A-OK14006 | Major Engine Overhaul Kit (Std.) | |
| A-OK2049F6 | Major Eng OH Kit (.50mm) - Fracture Split Conn Rod | 1 |
| A-OK20496 | Major Eng OH Kit (.50mm) | 1 |
| A-OK2050F6 | Major Eng OH Kit (1.00mm) - Fracture Split Conn Rod | 1 |
| A-10152 | Assembly Lube; 8 oz | 1 |
| A-10153 | Assembly Lube; Case of 12 8 oz bottles | 1 |
| A-3353978 | Seal; Crankshaft Rear | 1 |
| A-3802172 | Kit, Piston; 0.50 MM | 6 |
| A-3802174 | Kit, Piston; 1.00 MM | 6 |
| A-3802273 | Thermostat | 1 |
| A-3802355 | Kit; Intake Valve | 1 |
| A-3802356 | Kit; Exhaust Valve | 1 |
| A-3900276 | Spring; Valve | 1 |
