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Speedway Motors keeps you cool with racing radiators and performance cooling system components. With many sizes and styles of aluminum radiators available, you can ensure a good fit no matter what type of car you race. Speedway also has the racing fans, water pumps, pulleys, hoses and thermostats you need to get the most out of your race car's cooling system. Trust Speedway to keep your race car cool!
Oval Track, Pulley Combos
- Both upper and lower pulleys included
- Upper 35 tooth pulley, 25 tooth lower pulley and 23.6" HTD belt
- 43% reduction to eliminate overheating and belt slippage
- Adjustable water pump 910-15582 is recommended for use with this kit
Note: This kit will work with most "short" water pumps, but hub heights do vary slightly depending on manufacturer. Some modification of the mounting holes may be required. This kit WILL NOT work with "long" water pumps as the crankshaft to hub center height is 5/16" greater than that of a "short" pump.
Get the correct pulleys for your application by learning which water pump you have as explained in our tech article. SBC - Short vs Long Water Pump.
There is no need to turn that power-robbing water pump any faster than it needs to go. These billet pulleys are the lightest you will find and are hard anodized for durability. Includes a serpentine belt.
The crank pulley is 2-3/4" and the pump pulley is 4-1/2".