A & I Products presents the Major Overhaul Kit OK401, engineered for thorough engine restoration. This kit includes all necessary parts to revitalize your engine, ensuring it runs smoothly and efficiently. Crafted from durable materials, the components meet stringent industry standards, providing reliability and performance. Ideal for a range of applications, this overhaul kit is a must-have for anyone looking to maintain or restore their engine to peak condition.
Ford / New Holland Major Engine Overhaul Kit for 401 CID Diesel engine. 6 Cyl., Standard bore: 4.4. NOTE: This engine kit is provided with a semi-finished sleeve. Kit includes: Piston Liner Kit, Main Bearing Set, Connecting Rod Bearing, Connecting Rod Bearing Set, Connecting Rod Bushing, Front Crankshaft Seal, Rear Crankshaft Seal, Upper Gasket Set, Lower Gasket Set without Seals, and Head Gasket. Fits Ford / New Holland tractor model: 7840.
• 6 CYL
• STD BORE: 4.4"
| Engine Overhaul Kits > 401 CID Diesel |
| Ford / New Holland TRACTOR: 7840 |
| Group Description | Component | Size / Desc | Qty |
| Piston Liner Kit | A-SK170 | Contains semi-finished l | 6.00 |
| Bearing Set, Main | A-MB155 | STD | 1.00 |
| A-MB155-10 | .010 | 1.00 |
| A-MB155-20 | .020 | 1.00 |
| Bearing Set, Conn Rod | A-87791049 | STD | 2.00 |
| A-87791051 | .010 | 2.00 |
| Bushing, Conn Rod | A-87840995 | | 6.00 |
| Seal, Front Crankshaft | A-D5NN6700A | | 1.00 |
| Seal, Rear Crankshaft | A-E5NN6701BA | | 1.00 |
| Gasket, Upper Set | A-FDPN6008B | Does not include head ga | 1.00 |
| Gasket, Lower Set w/o Sea | A-FDPN6A008B | | 1.00 |
| Gasket, Head | A-E0NN6051DA | for use w/ 1/2" head bol | 1.00 |
| Item Number | Description | Qty |
| A-D8NN6584AA | Gasket, Head Cover | 1 |
| A-E9NN6505EC | Valve, Exhaust | 6 |
| A-E9NN6507AC | Valve, Intake | 6 |
| A-SMFO48 | Ford New Holland Shop Manual | 1 |
| A-10152 | Assembly Lube; 8 oz | 1 |
| A-10153 | Assembly Lube; Case of 12-8oz bottles | 1 |
| A-33K701 | Keeper, Valve | 24 |
| A-83998292 | Liner, Cylinder (Semi-Finished) | 6 |
| A-87800945 | Gasket, Pan | 1 |
| A-87801095 | Rings, Piston | 6 |
| A-87802373 | Piston w/Rings | 6 |
