421-231
This billet aluminum crankshaft pulley is black anodized and replaces the original and now discontinued painted steel OEM versions from Mercury.
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625-8176 6-Rib Serpentine Crankshaft Pulley for Big Block Chevy (Mercury HP500
Engine Spacing), Polished
These are billet crankshaft pulleys that are CNC precision machined from 6061
T-6 billet aluminum. 5-1/2" Diameter, 1-3/4" thick
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421-843 2-Groove Billet Crankshaft Pulley For Big Block Chevy
- Machined from 6061-T6 billet aluminum.
- Set up for a Mercury replacement with deeper v-groove.
- Comes highly polished.
- Diameter of 6.5"
- Pilot Hole is 1-1/8"
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421-215 BB Chevrolet 3 V-Groove Billet aluminum OEM style Crankshaft Pulley. This pulley fits Chevrolet 454 7.4L and 502 8.2L late model applications. Replaces Mercruiser Part #90081T1 and casting # 90081C.
Pulley Specifications: - 2.25" thick from damper face to front of pulley
- 1st groove (alternator) 6.60" diameter
- 2nd groove (sea pump) 5.05" diameter
- 3rd groove (power steering) 6.60" diameter
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740-64201 Big Block Chevy Billet Small Diameter Crank Pulley - Machined from solid billets of the highest-grade aircraft aluminum for maximum durability and feature deep, precision-machined groove to ensure belt retention, even during extreme changes in engine rpm. These pulleys have a black anodized hard-coat for extended life and corrosion resistance . Diameter 5.250".
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This Part has options, please click the button below to order.
MULTIPLE PART NUMBER OPTIONS. CLICK PART OPTIONS FOR MORE INFO -> Single Groove Billet Crankshaft Pulley For Big Block Chevy
- Machined from 6061-T6 billet aluminum.
- Set up for a Mercury replacement with deeper v-groove.
- Comes highly polished.
- 6-7/16" Diameter
- 7/8" Height
- Available in Satin, Polished and Black
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421-214 SB Chevrolet 3 V-Groove Billet aluminum OEM style Crankshaft Pulley. This pulley fits Chevrolet V6 4.3L, 305 5.0L and 350 5.7L applications all years with a "V" belt. Replaces Mercruiser Part #90081A1 (OEM casting number 90081C) Pulley Specifications: - 2.25" thick from damper face to front of pulley
- 1st groove (alternator) 6.60" diameter
- 2nd groove (sea pump) 5.05" diameter
- 3rd groove (power steering) 6.60" diameter
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421-218 S/C BBC 3 Groove Crank Pulley
- BBC 3grv crank pulley for Supercharger application.
- Will fit either 3 or 6 bolt damper.
- 5.40 outside diameter by 2.350 thick
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421-858 Single Groove Billet Crankshaft Pulley For Ford 460 - Machined from 6061-T6 billet aluminum.
- Comes highly polished.
- 5-5/8" Diameter
- 1-3/4" Height
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421-856 2-Groove Billet Crankshaft Pulley For Oldsmobile - Machined from 6061-T6 billet aluminum.
- Comes highly polished.
- 4-3/4" Diameter
- 2-1/4" Height
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This Part has options, please click the button below to order.
530-807730T Mercruiser Crankshaft Pulley 807730T
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This Part has options, please click the button below to order.
525-91-801763590 Crankshaft Pulley Puller 91-801763590
Removes the pulley from the crankshaft.
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