Upgrade your Cummins ISX engine with the Kustom Truck Front Engine Upfit Kit, designed to convert from V-belts to a high-performance 12/6 groove serpentine belt configuration. This kit enhances power transmission, reduces belt slippage, and extends belt life, optimizing engine efficiency and performance. Engineered for use with a side-mount pad-style AC compressor and pad-mount alternator, it’s compatible with Cummins ISX engines in various Class 8 trucks, such as Peterbilt, Kenworth, or Freightliner. The kit includes a side-mount alternator and AC mounting bracket, alternator mounting spacer, AC belt tensioner, 6-groove and smooth idler pulleys with mounting bracket and pilot adapter, 12-groove alternator, crankshaft, and water pump pulleys, fan clutch belt tensioner, idler pulley dust shield, and Genuine Cummins hardware for secure installation. Ideal for mechanics and fleet owners, this kit ensures reliable operation in custom builds or fleet upgrades. Note: This kit includes Genuine Cummins hardware to mount the brackets to the engine; confirm compatibility with your Cummins ISX engine by contacting Kustom Truck.
Kit Includes:
- (1) Alternator & AC Mounting Bracket – Side Mount
- (1) Alternator Mounting Spacer
- (1) AC Belt Tensioner
- (1) Idler Pulley – 6 Groove
- (1) Idler Pulley – Smooth
- (1) Idler Pulley Mounting Bracket
- (1) Idler Pulley Pilot Adapter
- (1) Idler Pulley Dust Shield
- (1) Alternator Pulley – 12 Groove
- (1) Fan Clutch Belt Tensioner
- (1) Crankshaft Pulley – 12 Groove
- (1) Water Pump Pulley – 12 Groove
- Genuine Cummins Hardware
Key Features:
- Designed for Cummins ISX engines, converts V-belts to 12/6 groove serpentine belt
- Improves power transmission, reduces belt slippage, and extends belt life
- Compatible with side-mount pad-style AC compressor and pad-mount alternator
- Includes side-mount bracket, tensioners, 12/6-groove pulleys, and Genuine Cummins hardware
- Enhances engine efficiency and performance in Class 8 trucks (e.g., Peterbilt, Kenworth, Freightliner)
- Features idler pulleys (grooved and smooth) with mounting bracket and dust shield
- Confirm fitment with Kustom Truck for your specific Cummins ISX engine
- Ideal for custom builds and fleet performance upgrades
Enhance your Cummins ISX engine with Kustom Truck Parts’ precision-engineered front engine upfit kit, trusted for quality and performance.
