The Speed Engineering LS straight aluminum thermostat assembly pairs a black aluminum housing with a 160 degree thermostat. The outlet uses a straight connection. The housing has a 3" wide bolt spread.
⚠️ Important Notes:
- Check the housing size on the LS water pump before ordering. Some applications use different housing sizes. This housing has a 3" wide bolt spread
Features:
- Straight Connection
- 160 Degree Thermostat
- Aluminum Housing: Black finish
- 3" Wide Bolt Spread
FAQ
What temperature is the thermostat?
It uses a 160 degree thermostat.
What is the bolt spread of the housing?
The housing bolt spread is 3" wide. Check the LS water pump housing size before ordering, since some applications use different sizes.
What style of outlet does this housing have?
This housing has a straight outlet connection.
What is the housing made from?
The housing is aluminum with a black finish.
Is this part street legal?
No. Speed Engineering sells this thermostat housing as a race-only product intended for competition use only. Installation on a street-driven vehicle may violate the Clean Air Act (42 U.S.C. 7522(a)(3)).
⚠️ Race Use Only: This product is manufactured and sold for installation on vehicles used solely for competition. Once installed, the vehicle may not be used, registered, or licensed for use on a public road or highway. Installation on a street-driven vehicle may violate the Clean Air Act 203(a)(3), 42 U.S.C. 7522(a)(3).

