Pioneer Harmonic Balancer SB Chev - GMC - Pontiac 6.73 Inch Neutral Balance#3071 25-1081 Silicone boots protect against high

Silicone boots protect against high exhaust temps

Drill Diameter to 2~13mm

87/89º MM10 Minimaster Shank with 20mm Cylindrical/Weldon Shank

Buses and Coaches Emergency Vehicles

Pioneer Harmonic Balancer SB Chev - GMC - Pontiac 6.73 Inch Neutral Balance#3071 25-1081 Silicone boots protect against highThe harmonic balancer under your hood dampens the vibration from heavy torque, while also serving as a pulley for drive belts. It's a key component to avoid a cracks in the crankshaft and other engine failures. When shopping for a replacement, Pioneer offers an extensive line of balancers for domestic and import cars, trucks, and vans. These parts are a tremendous value, especially when compared with the damage possible via a faulty harmonic balancer.