The MAJOR OVERHAUL KIT from A & I PRODUCTS is essential for restoring engine performance. This comprehensive kit includes high-quality components designed for durability and efficiency. Suitable for various engine models, it meets industry standards, ensuring reliability. Perfect for mechanics, this overhaul kit simplifies the process of engine restoration.
• 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.
Piston Marked: 9044
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; 0.50MM | A-3802249 | 0.50 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-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-OK2248F4 | Major Eng OH Kit (STD) - Fracture Split Conn Rod | 1 |
| A-OK22484 | Major Engine Overhaul Kit (Std.) | |
| 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 |
