Powermaster Alternator GM CS121 100 Amp 16 Volt Black Spin Lock Nuts Mounts between the oil pan

Mounts between the oil pan and block and includes oil pan studs and nuts

30% increase in pressure over M-54D-S and 10540 oil pump

High-pressure spray blows off dirt and melts away old filter oils and grit

Good low end and mid-range torque

Powermaster Alternator GM CS121 100 Amp 16 Volt Black Spin Lock Nuts Mounts between the oil panProduct Description: Alternator GM Style Race CS121 100 amps 16V 1 Wire No Pulley Aluminum Case Black Powder Coat Rear Post Battery GM Sold Individually Powermaster produces alternators and starters for both street rod and racing applications. They also offer related accessories, including brackets, wiring harnesses, pulleys, and drive kits. Powermaster Motorsports is the leader in high performance alternators and starters for auto racing.