The Major Overhaul Kit from A & I PRODUCTS includes all essential components for a comprehensive machinery overhaul. This kit is designed for durability and performance, featuring high-quality materials that meet industry standards. Ideal for agricultural and industrial applications, it ensures that your equipment runs smoothly and efficiently. Each kit is meticulously assembled to provide everything needed for a successful overhaul.
• Cummins Control Parts List#'s (CPL): 986 & 1260.
• 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.
Kit Contains: Cylinder Kits, Main & Con Rod Bearings, Front & Rear Crankshaft Seals, Top & Bottom Gasket Sets And Piston & Cam Bushing.
Standard Piston Marked: 9041
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 > 4-390TA Turbo Charged-Aftercooled Cummins "B" Series |
| Cummins Engines ENGINE: 3.9L B SERIES |
| Engine Parts > 4-390TA Turbo Charged-Aftercooled Cummins "B" Series |
| Cummins Engines ENGINE: 3.9L B SERIES |
| Group Description | Component | Size / Desc | Qty |
| KIT, PISTON; STD. | A-3802248 | Std | 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-IK2248F4 | In-Frame Engine Overhaul Kit (Std.) - Fracture Split Conn Rod | 1 |
| A-IK22484 | In-Frame Engine Overhaul Kit (Std.) | 1 |
| A-IK2249F4 | In-Frame Engine Overhaul Kit (0.50 MM) .020"- Fracture Split Conn Rod | 1 |
| A-IK22494 | In-Frame Engine Overhaul Kit (0.50 MM) .020" | 1 |
| A-IK2250F4 | In-Frame Engine Overhaul Kit (1.00 MM) .040"- Fracture Split Conn Rod | 1 |
| A-IK22504 | In-Frame Engine Overhaul Kit (1.00 MM) .040" | 1 |
| A-OK22484 | Major Engine Overhaul Kit (Std.) | |
| A-OK2249F4 | Major Eng OH Kit (.50mm) - Fracture Split Conn Rod | 1 |
| A-OK22494 | Major Eng OH Kit (.50mm) | 1 |
| A-OK2250F4 | Major Eng OH Kit (1.00mm) - Fracture Split Conn Rod | 1 |
| A-OK22504 | 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-3802249 | Kit, Piston; 0.50 MM | 4 |
| A-3802250 | Kit, Piston; 1.00 MM | 4 |
| A-3802273 | Thermostat | 1 |
| A-3802355 | Kit; Intake Valve | 1 |
| A-3802356 | Kit; Exhaust Valve | 1 |
| A-3900276 | Spring; Valve | 1 |
