The A & I PRODUCTS Major Overhaul Kit includes all necessary components for a comprehensive engine rebuild. This kit is designed for durability and performance, featuring high-quality parts that meet or exceed OEM specifications. It includes gaskets, seals, and other essential components, ensuring a complete overhaul for various engine models. Ideal for maintenance and repair, this overhaul kit is essential for restoring engine efficiency and reliability.The major overhaul kit OK2565F4 by A & I PRODUCTS provides a comprehensive set of components for extensive engine rebuilding and maintenance. This kit includes critical parts such as gaskets, seals, bearings, piston rings, and other engine internals designed to restore engine performance and reliability. Materials are selected for durability and compatibility with standard engine metals and fluids. The kit supports precise fitment for specified engine models, ensuring compliance with OEM tolerances and standards. It is suitable for use in agricultural and industrial engines requiring a full overhaul, facilitating extended engine life and performance restoration. A & I PRODUCTS' OK2565F4 overhaul kit is engineered for thorough engine refurbishment.
• Cummins Control Parts List#'s (CPL): 1839, 2001, 2195 & 2304.
• FOR FRACTURE SPLIT CONNECTING RODS.
• 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.
• Used In Automotive Applications.
Kit Contains: Cylinder Kits, Main & Con Rod Bearings, Front & Rear Crankshaft Seals, Top & Bottom Gasket Sets And Piston & Cam Bushing.
Piston Marked: 6635
Emission
239 Cubic Inch
• On Fracture Split Con Rods use: (4 QTY) A-3901170 (or O/S) and (4 QTY) A-4893693 (or O/S)
| Engine Overhaul Kits > 4-390T Turbo Charged Cummins "B" Series |
| Cummins Engines ENGINE: 3.9L B SERIES |
| Engine Parts > 4-390T Turbo Charged Cummins "B" Series |
| Cummins Engines ENGINE: 3.9L B SERIES |
| Group Description | Component | Size / Desc | Qty |
| KIT, PISTON; 1.00MM | A-3802565 | 1.00 MM | 4.00 |
| BEARING SET, MAIN; STD. | A-3802010 | Std | 1.00 |
| BEARING SET, MAIN; 0.25MM | A-3802011 | 0.25 MM | 1.00 |
| BEARING SET, MAIN; 0.50MM | A-3802012 | 0.50 MM | 1.00 |
| BEARING SET, MAIN; 0.75MM | A-3802013 | 0.75 MM | 1.00 |
| BEARING, CON. ROD; STD. | A-3901170 | Std | 4.00 |
| BEARING, CON. ROD; 0.25MM | A-3901171 | 0.25 MM | 4.00 |
| BEARING, CON. ROD; 0.50MM | A-3901172 | 0.50 MM | 4.00 |
| BEARING, CON. ROD; 0.75MM | A-3901173 | 0.75 MM | 4.00 |
| BEARING, CON. ROD; STD | A-4893693 | Std On Fracture Split Con | 4.00 |
| BEARING, CON. ROD; 0.25MM | A-4892795 | 0.25 MM On Fracture Split | 4.00 |
| BEARING, CON. ROD; 0.50MM | A-4892796 | 0.50 MM On Fracture Split | 4.00 |
| BEARING, CON. ROD; 0.75MM | A-4892797 | 0.75 MM On Fracture Split | 4.00 |
| BUSHING; CAM | A-3901306 | For Storm blocks use 394 | 1.00 |
| A-3940059 | | 1.00 |
| BUSHING; PISTON | A-4891178 | | 4.00 |
| GASKET SET; UPPER | A-3804896 | | 1.00 |
| GASKET SET; LOWER W/SEALS | A-3802375 | | 1.00 |
next >> | Item Number | Description | Qty |
| A-IK2562F4 | In-Frame Engine Overhaul Kit (Std.) - Fracture Split Conn Rod | 1 |
| A-IK25624 | In-Frame Engine Overhaul Kit (Std.) | 1 |
| A-IK2564F4 | In-Frame Engine Overhaul Kit (0.50 MM) .020"- Fracture Split Conn Rod | 1 |
| A-IK25644 | In-Frame Engine Overhaul Kit (0.50 MM) .020" | 1 |
| A-IK2565F4 | In-Frame Engine Overhaul Kit (1.00 MM) .040"- Fracture Split Conn Rod | 1 |
| A-IK25654 | In-Frame Engine Overhaul Kit (1.00 MM) .040" | 1 |
| A-OK2562F4 | Major Eng OH Kit (STD) - Fracture Split Conn Rod | 1 |
| A-OK25624 | Major Engine Overhaul Kit (Std.) | |
| A-OK2564F4 | Major Eng OH Kit (.50mm) - Fracture Split Conn Rod | 1 |
| A-OK25644 | Major Eng OH Kit (.50mm) | 1 |
| A-OK25654 | Major Eng OH Kit (1.00mm) | 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-3802273 | Thermostat | 1 |
| A-3802355 | Kit; Intake Valve | 1 |
| A-3802356 | Kit; Exhaust Valve | 1 |
| A-3802564 | Kit, Piston; 0.50 MM | 4 |
| A-3802565 | Kit, Piston; 1.00 MM | 4 |
| A-3900276 | Spring; Valve | 1 |
