* All CAT heavy duty billet steel flywheels are certified by SFI and met SFI 1.1 specification. Make sure the flywheel has a SFI sticker, CAT logo and part number engraved on plate.

* Verify the bolt pattern on flywheel is matched with clutch disc.

* The flywheel must fit tight on crankshaft's register. Remove burrs on register and flange if any.

* Check proper rotation clearance on bell house, clutch, oil pan, sensor, and engine block. A minimum 0.10" clerance is recommended.

* Check and make sure the run out on gear ring is under 0.025".

* The flywheel is precisely dynamic balanced in factory. Don't remove or alter the weight piece. It will void the Warranty..

* Check flywheel balancing with clutch pressure plate on.We strongly recommend to bench test engine and trasmission before installation.

* Install the flywheel with proper torque as OEM specification. Make sure a 0.10"-0.20" gap is between gear ring and starter pinion.

* Hand crank engine to ensure no wobble on ring gear and clear from housing.

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CAT POWER ENGINE PARTS, INC.