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Find Underdrive Pulleys for your Corvette

Crankshaft Pulley; 3-Groove; Asphalt Black (69-74 Big Block V8 Corvette C3 w/ Long Water Pump)Find parts that fit my vehicle

Item EK-25-928803
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Our Price

$219.99 each

Ship to: 43215
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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • Crankshaft Pulley; 3-Groove; Asphalt Black
      • Three Groove Crank Pulley for Multi-Belt Accessory Systems
      • Designed for Long Water Pump Configurations
      • Asphalt Black Finish Adds Classic Engine Bay Contrast
      • Made From High-Strength Steel for Pulley Longevity
      • Precision-Balanced to Minimize Engine Vibration
      • Supports A/C, Alternator, and Power Steering Drives
      • Direct Replacement for OE Pulley Configurations
      • Fits 1969–1974 Corvette C3 Big Block V8 With Long Water Pump

      Description

      cClassic Functionality With Rugged Vintage Appeal. This 3-Groove Crankshaft Pulley is perfect for restoring or upgrading accessory drives on your Big Block C3. With a precise fit for long water pump setups, it offers balanced belt support across multiple accessories. The asphalt black finish brings a stealthy, understated look to polished or color-matched engine bays.

      Engineered to Withstand Heat, Torque, and RPM. Manufactured from solid steel and precisely balanced, this pulley resists flex, belt slip, and wobble even under load. It’s an ideal upgrade during front-end rebuilds, especially when adding modern accessories to classic small or big block applications.

      Installation. This product installs in place of the factory crankshaft pulley using OE-style mounting bolts; proper alignment is critical.

      Application. This Crankshaft Pulley; 3-Groove; Asphalt Black fits 1969–1974 Corvette C3 Big Block V8 models with long water pump.

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 1 Hour

      Difficulty Level:

      Light to Moderate mechanical skill required.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (1) Crankshaft Pulley
      • (3) Mounting Bolts
      • (1) Instruction Sheet

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Corvette

      • Base - 69, 70, 71, 72, 73, 74