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Vehicle Info NeededIMPROVED RACINGPART NUMBER: 553-FSC-165
FSC-165 Compact High-Flow Engine & Transmission Oil Cooler Thermostat, 165-degrees F
$15900
Ships on 09/15/2026
Lowest Price GuaranteeCompact High-Flow Engine & Transmission Oil Cooler Thermostat165-degrees F
Improved Racing FSC-165 Features:
- Performs the critical function of bypassing the cooler until the oil has reached its minimum operating temperature
- Designed for controlling fluid temperatures in transmissions, transaxles, transfer cases and differentials
- May be used for for controlling engine oil temperature in motorcycles, ATVs, go karts, and other small engines
- Unique, patented internal design ensures a low pressure drop
- Standard female -6AN O-ring boss threads
Completely Rebuild Your Thermostat
Improved Racing thermostat rebuild kits equip you to modify the temperature rating or repair their FSC, FSM, and FSX-Series inline thermostats.
Part TypeOil Cooler Thermostat
Product LineImproved Racing Thermostat Rebuild Kits
BrandIMPROVED RACING
Package Height2.0
Package Width5.0
Package Length7.0
Weight1.0 PG
Part CategoryPerformance Parts
Vendor Part NumberFSC-165
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
