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TSP Chrome Aluminum -20 AN LS Water Pump Adapter Kit

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Product details

Management number 231544780 Release Date 2026/06/18 List Price US$12.00 Model Number 231544780
Category

If youve made performance upgrades to your LS engine, chances are the stock pushon radiator hoses wont cut it. Make the necessary switch with this conversion kit from TSP. With a water outlet and weldon inlet adapter, this converts both to 20 AN. Also included is an adapter plate with a rubber oring for use with older LS water pumps. Features. Chrome aluminum construction with a straight angle. Fits Chevy small block LS engines with later style thermostatsSpecifications. Color Chrome. Make Chevrolet, Pontiac. Engine Type Chevrolet Small Block V8 Gen. III/IV LSBased. Transmission Type Universal. Axle Type Universal. Water Neck Material Aluminum. Water Neck Finish Chrome. Water Neck Style Straight. Sealing Style ORing. Swivel No. Heater Bypass Provision No. Mounting Hardware Included. Weight 2 lbs

  • Chrome aluminum construction with a straight angle
  • Fits Chevy small block LS engines with later style thermostats
  • Requires the use of later style LS thermostats (GM #89018168)
  • Applications with older style thermostat will need to use o-ring adapter when changing to later style
ASIN B07HFHYK2F
Brand Top Street Performance
Manufacturer Top Street Performance
Item model number HC8939
Manufacturer Part Number HC8939

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