Powermaster Smooth Look GM 12SI Alternator Chrome 150-Amp 6-Groove
Highlights
- Available with 3 Add-Ons
- Designed for 6-Groove Setups
- Direct-Fit Replacement
- Designed for 1-Wire Install
Powermaster Smooth Look Chrome 150-Amp 6-Groove GM 12SI Alternator.
Install more electronics without fear using this GM 12SI alternator! This direct-fit upgrade from Powermaster is designed with 6-groove applications in mind.
Features and Benefits:
- Available with a pulley, cone, and/or baffle
- Direct-fit replacement for stock alternator
- 150-amp, 6-groove, internally regulated design
- Engineered with a heavy-duty rectifier
- Offers better endurance at high RPMs and continuous loads
- Smooth Look design blends sharp lines and edges into teardrop shape
- Bright, chrome finish
- Designed for 1-wire installation
Its 150-amp output ensures the support needed for modern accessories. Meanwhile, the internally regulated design combined with the heavy-duty rectifier provides lasting operation. Just unbolt your stock alternator, bolt your new one in, and run a new wire from the battery.
Please Note: The single-wire voltage regulator requires a new, heavy-gauge wire to power the alternator.
California Residents: Proposition 65 Warning
Related Categories: Engine, Restomod, Alternators
Vehicle Fitment
This product will fit the following Camaro years:
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
This product will fit the following Chevelle years:
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
This product will fit the following El Camino years:
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,









