Simplify your Caterpillar engine integration with the Kustom Truck Plug & Play Adapter Harness, a reliable solution for adapting from Cat 3126B, 3126E, C7, or C9 70 Pin engine electronics to Cat 3116 or 3126 engines with 40 Pin engine electronics. This adapter harness seamlessly connects the engine control harness from the firewall to the 40 Pin ECM, ensuring robust communication for heavy-duty applications. One end plugs into the 70 Pin firewall harness, while the other connects to the Cat 40 Pin ECM, eliminating complex wiring modifications. Compatible with 70 Pin ECM prefixes (3126B: 7AS, 8YL, 9SZ; 3126E: CKM, BKD, HEP; C7: KAL, WAX, SAP; C9: 9DG, LFE) and 40 Pin ECM prefixes (3116: 8WL; 3126: 1WM), this harness is ideal for mechanics and fleet owners performing engine swaps or upgrades on trucks like Kenworth or Peterbilt. Constructed with high-quality connectors and automotive-grade wiring, it offers durable performance and precise fitment. Note: The 70 Pin connection is at the ECM. Provide the last 6 digits of your chassis VIN and engine serial number when ordering, and contact Kustom Truck for fitment confirmation. Enhance your engine integration with this precision-engineered adapter harness, crafted for durability and precision.
Kit Includes:
- (1) Plug & Play Adapter Harness (Cat 3126B/3126E/C7/C9 70 Pin to Cat 3116/3126 40 Pin ECM)
Key Features:
- Adapts Cat 3126B, 3126E, C7, C9 70 Pin to Cat 3116/3126 40 Pin ECM
- Connects 70 Pin firewall harness to 40 Pin ECM
- Compatible with 70 Pin ECM prefixes: 3126B (7AS, 8YL, 9SZ), 3126E (CKM, BKD, HEP), C7 (KAL, WAX, SAP), C9 (9DG, LFE); and 40 Pin ECM prefixes: 3116 (8WL), 3126 (1WM)
- High-quality connectors and automotive-grade wiring for reliability
- Ideal for engine swaps or upgrades in compatible trucks
- Note: 70 Pin connection at ECM; provide VIN and engine SN for fitment confirmation with Kustom Truck
- Engineered for precise fitment and durable performance
Enhance your Caterpillar engine integration with Kustom Truck Parts’ Plug & Play Adapter Harness, crafted for durability and precision.
