The products available on this site are intended for off highway use in sanctioned racing events only. Customer is responsible for observation of all federal, state, and local laws and statutes regarding legality of use. LMS-EFI LLC does not condone use of these products in a manner which does not comply with these laws.

Full Function Engineering FD Idler Pulley

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  • $174.95

FFE FD3S Idler Pulley kit

Increase contact area on water pump pulley when removing air pump for emissions removal or single turbo setup.

DOES NOT INCLUDE BELT (click “add belt” check box above to purchase)


93-02 13B-REW


Compatible with stock accessories

6061-T6 anodized aluminum

All required 18-8 stainless steel hardware

OEM quality pulley sized for high RPM applications


Using this kit with stock FD3S crank and alternator pulleys requires 5PK1005 belt

CLICK HERE for fitment template to assure fitment is possible with your application as some single turbo setups will interfere with pulley.