Part# 1016108 – 6″ Water Pump Pulley

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The 6" polished Underdrive Pulleys can reduce water pump RPM and dress up the front of your engine. These pulleys are CNC machined from billet 6061 T-6 aluminum bar stock and cut with performance lightening holes to reduce weight. The 6" Underdrive Pulley fits all 20R/22R/22RE/RET engines and is polished to a high luster finish.

NOTE: Can be used with the stock harmonic balancer, or our 4" power pulley. Not recommended for low RPM applications such as rock crawling.


Follow service manual for removal and installation of belts and torque specifications.

  1. Remove fan, fan clutch and belts.
  2. Remove stock pulley and replace with LC Water Pump Pulley.
  3. Install fan and fan clutch assembly.
  4. Replace belts and tighten.