The A & I PRODUCTS IN FRAME OVERHAUL KIT is a comprehensive solution for maintaining and restoring the performance of agricultural engines. This kit includes all necessary components for a complete overhaul, ensuring compatibility and reliability. Manufactured from high-quality materials, each part is designed to meet or exceed OEM specifications, providing durability and optimal performance in demanding agricultural environments.The IK291 in-frame overhaul kit from A & I PRODUCTS contains essential seals, gaskets, bearings, and components for engine refurbishment without frame removal. Materials are selected for compatibility with engine fluids and operating temperatures. The kit is designed to restore sealing integrity and mechanical function of internal engine parts. It meets OEM specifications for fit and performance, suitable for agricultural and industrial engine maintenance. The IK291 kit supports cost-effective repairs by enabling in-frame servicing.
Case-IH In-Frame Engine Overhaul Kit C291 CID Gas. 6 Cyl., Standard Bore: 3-3/4, Contour step head piston. Kit Contains: Piston Liner Kit, Connecting Rod Bearing, Upper Gasket Set, and Pan Gasket. Fits models: 2706, 2756, Hydro 70, Hydro 80, 666, 686, 706, 756, and 766.
• 6 CYL GAS
• STD BORE: 3-3/4", CONTOUR STEP HEAD PISTON
| Engine Overhaul Kits > C291 CID |
| Case-IH INDUSTRIAL/CONSTRUCTION: 2706 |
| Case-IH INDUSTRIAL/CONSTRUCTION: 2756 |
| Case-IH TRACTOR: HYDRO 70 |
| Case-IH TRACTOR: HYDRO 86 |
| Case-IH TRACTOR: 666 |
| Case-IH TRACTOR: 686 |
| Case-IH TRACTOR: 706 |
| Case-IH TRACTOR: 756 |
| Case-IH TRACTOR: 766 |
| Group Description | Component | Size / Desc | Qty |
| Piston Liner Kit | A-SK436 | | 6.00 |
| Bearing, Conn Rod | A-367408R11 | STD | 6.00 |
| A-367632R11 | .002 | 6.00 |
| A-376666R11 | .010 | 6.00 |
| A-376668R11 | .020 | 6.00 |
| A-367631R11 | .030 | 6.00 |
| Gasket, Upper Set | A-HGS263 | | 1.00 |
| Gasket, Pan | A-369984R1 | | 1.00 |
| Item Number | Description | Qty |
| A-OK291 | Major Engine Overhaul Kit | |
| A-PA729 | Piston | 6 |
| A-PR138 | Rings, Piston | 6 |
| A-SD602 | Liner, Cylinder | 6 |
| A-SMIH202 | International Harvester (Farmall) Shop Manual (For Models Hydro 70, 666, 686) | 1 |
| A-SMIH203 | International Harvester (Farmall) Shop Manual (For Model 766) | 1 |
| A-SMIH32 | International Harvester (Farmall) Shop Manual (For Models 2706, 2756, 706, 756) | 1 |
| A-VTK291 | Valve Train Kit | 1 |
| A-10152 | Assembly Lube; 8 oz | 1 |
| A-357672R1 | Seal, Front Crankshaft | 1 |
| A-538983R1 | Seal, Rear Crankshaft | 1 |
| Crossed From: | BIFH1189 | TISCO |
