The 5 Best Ls1 Thermostat Gaskets (2022 reviews)

stant lines of gaskets come in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Stant Ls1 Thermostat Gasket fits perfectly and it is great for good quality. No sticky, toxic gasket cement is required. Further, it offers products for heavy-duty vehicles, and farm and construction equipment, and makes parts for vehicle and equipment manufacturers.

Most importantly, the stant ls1 thermostatgasket s manufactured in the USA in ts16949/iso14001 certified facilities.

Most buyers opine that the gasket can be used on a dodge 360 motor. Also, they also found that the gasket is a great idea to have a self - adhesive gasket like this. Also, a few strongly agree that the gasket is a perfect fit for the 2007 FORD f150 4.6l.

Customers also found that its wise to buy a thermostat sealant, along with this gasket.

Why We Like This:

These fit correctly and it allows for great fit.
Gaskets are cut to specific application requirements.
Stant stat lok adhesive-backed thermostat gaskets cut installation time by as much as 50%.

Best Runner Up: Stant Leak Proof Seal

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A Stant leak - proof seal is the epitome of what a great gasket should be. The Stant Leak Proof Seal is strong and it fits perfectly. No sealer or rtv required for a leak proof seal. Also, it is manufactured in the USA in ts16949/iso14001 certified facilities.

Finally, the stant leak proof seal offers products for heavy-duty vehicles, and farm and construction equipment, and makes parts for vehicle and equipment manufacturers.

Most buyers quickly discovered that the gasket was perfect and was working as expected. Moreover, a few also found that the gasket provides a good deal. Additionally, it is good for 97 honda prelude. Also, they strongly agree that the thermostat seal and thermostat should be sold as a kit. Apart from that, it is a perfect fit.

Why We Like This:

The stant thermostat/water outlet seal features a grooved, molded design.
Rubber seals are custom fitted for applications.
This is made from compliant materials that ensure fit, form, and function.
compliant rubber seal offers fit, form, and function.

Best Gasket: Felpro Ls1 Thermostat Gasket

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Best part: Felpro Ls1 Thermostat Gasket costs comparatively little and it is available to ship in 24 hours. Further, it fits well and it is bought together with a thermostat. Fel-pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professional trust. Above all, the felpro ls1thermostat gasket works well for good quality and it fits well.

One customer says - "I bought it for my 2013 challenger but did need it, the housing has a gasket built into it. ". Most customers quickly discovered that the gasket fitted perfectly and really helped seal the thermostat in place.

Why We Like This:

meets or exceeds all original equipment specifications.
Engineered and manufactured specifically for the repair environment.
Application specific design to ensure a perfect fit.

Best For Great Price: Felpro Nice Gasket

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The best part: a nice gasket costs comparatively little and it is available to ship in 24 hours. In addition, it fits perfectly and it is good good quality. Fel-pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust. Most importantly, the Felpro Nice Gasket is designed for a great price, is best for nice fit and it is perfect for high quality.

Almost all buyers agree that the gasket is driven several times between removal.s. In addition, they say that the gasket fits the 1966 gto tripower manifold nicely. In addition, they say that the gasket is perfectly and sealed properly.

Why We Like This:

meets or exceeds all original equipment specifications.
Validated for fit, form and function.
Manufactured for the sealing repair environment.

Best With Fast Ship: Mahle Original Ls1 Thermostat Gasket

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Next on the list, we've got yet another gasket that manages to win our hearts. It's the Mahle Original Ls1 Thermostat Gasket and it's widely considered as the gasket that has the most suitable features. Further, this is great with fast ship and it works great. Manufacturer says: Mahle original gaskets utilize equivalent or better materials in all our gaskets. Above all, the mahle original ls1thermostat gasket is the leader in domestic, Asian and European applications.

Almost all buyers opine that the gasket fits 78 chevy 454.

Why We Like This:

Mahle original gaskets utilize equivalent or better materials in all our gaskets.
Good brand reputation.