Zetec – Black Top / ST170 Lightweight Aluminium Underdrive Pulley Kit (Z068)

For use on Black Top and ST170 engines only.
Kit comes with 3 pulleys.
1 x under drive bottom pulley 115mm.
1 x STD diameter water pump pulley.
1 x STD diameter alternator pulley.
Anodized in a grey finish.
Improves engine acceleration.
Helps combat water cavitation in high reving engines.
If used the front plastic timing cover requires trimming.
For use on Retroford acr type alternator (Z023).
Also requires shorter belt.
Single pulleys also available.