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PRW 2540001 Small Block Chevy 383/400 1970-1980, 7.25in OD, External Balance, Bl
Meets SFI 18.1 specification. Easy to read laser engraved timing marks. Accurate crank bore for a proper pressed fit. Manufactured from billet carbon steel forgings. SFI-Rated FluidGel Harmonic Damper - Chevrolet 400/383 1970-80, 7.25 OD, Black Anodized, External Balance.
These dampers are made with an internal steel inertia ring that is surrounded by a high viscosity silicone gel. The inertia ringfloats in the silicone get to combat the engine harmonics at all RPM ranges. External balance applications feature a removable hub in order to accurately blueprint the engine and balance the assembly. These products are available in black epozy or polished steel with an epozy clear coat. Benefits/Characteristics Meets SFI 18.1 specification Easy to read laser engraved timing marks Accurate crank bore for a proper pressed fit Manufactured from billet carbon steel forgings.
60 BTDC to 0 TDC. Chevy small block Gen I. Crankshaft Pulley Bolt Hole Quantity.