Here is the MRZ Performance Lightweight pully for your CS130 GM alternator offred in the 6 rib design. Help free up some HP, not mutch but it's there... the lighter the rotational mass is, the easier the engine will rev.
OEM WEIGHT: 9.6 to11.7 onces depending on the design
MRZ WEIGHT: 3.3 onces
This pulley is slighly smaller in diameter, so when you have our UDP, the alternator will spin at the right speed to provide enough current to the entire car. This will eliminate the problem many people have when stopping at a light and having a voltage drop.
Works with your existing belt and crank pulley or UDP
We can made special size (diameter and number of ribs) for supercharged applications upon request.
Satisfaction on these pulleys is guaranteed like on all MRZ Performance products.
Fits most GM FWD car equipped with 4cyl. engines using a 5 ribs setup.
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