Thermostat chevy 350

Water Neck, Thermostat Housing, Buick, Chevrolet, Each. Part Number: RNB-902-846. 5.0 out of 5 stars. Estimated Ship Date: May 21, 2024 if ordered today. Special Order...Loading Estimated Ship Date: May 21, 2024 if ordered today. Special Order; Dorman Thermostat Housings 902-2040.

Thermostat chevy 350. CHEVROLET > 1984 > K5 BLAZER > 5.7L 350cid V8 > Cooling System > Thermostat. Price: Alternate: No parts for vehicles in selected markets. Economy . ... High Flow Thermostat; With jiggle-pin; Opening Temp: 73 C / 163 F. $5.08: $0.00 + Sold in packs of 1 x 1: $5.08: Alternate: Quantity: Add to Cart.

Carbole 21 Degree Chrome Water Neck Thermostat Housing Fit For Chevy V8 5.7L 350 454 Small Big Block. ... Acouto Water Neck Engine Thermostat Housing 15° CNC Aluminum Alloy Thermostat Housing Fit for Chevy SB & BB 265 283 305 327 350 383 396 400 427 454 472 502 Engines Black.

It really doesn't matter where you live. As long as the timing is correct and you have no restrictions in your cooling system and the cooling fan is working properly the average temp for the 350 chevy is 190-210. If you are running a 195 t-stat your engine will always run in this area.I have a stock shroud and thermostatic fan clutch, and in extremely hot weather (100-110 degrees) while idling it may hit 215-220. However, this is within the normal range with a 16 lb radiator cap. In winter weather it will never go above about 195, which is the rating on the thermostat. Bruce.With most fan controller setups, that gives you a "fan off" temperature of 185-190 degrees. This means that your fan won't be fighting your thermostat. If you have a 2 speed fan controller, set the high "fan on" temperature for the high speed at 205-210 degrees. Like. quinnpagh Discussion starter.Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe is designed to lock in the open position when overheating occurs due to a failing cooling system component. This allows maximum coolant flow, thus preventing expensive engine damage.We carry thermostats designed to open at the appropriate temperature for your vehicle, as well as radiators, hoses, and other cooling system repair parts for most vehicles to help you make a complete repair. Shop for the best Thermostat for your vehicle, and you can place your order online and pick up for free at your local O'Reilly Auto Parts.ATK High Performance GM 350 Vortec 290 HP Stage 3 Long Block Crate Engines HP99C. Crate Engine, GM 350 Small Block Stage 3, 290 HP, Long Block, External/Internal Engine Balance, Vortec Heads, Carburetor, Each. Part Number: HPE-HP99C. Not Yet Reviewed. Estimated Ship Date: Today.350 chevy with water leak at thermostat & hose. Okay so I have a 1965 Impala SS. It has a 350 small block from a 69 camaro. I just replaced the thermostat and gasket around where it goes because of bad antifreeze leak from around the hose and gasket. I Tryed using forma gasket.

I have a 1978 Chevy K10 with a 350 motor and a 4 core radiator. I have been running a 195 thermostat for the last 10 years but wanted to test out what a low...EMP Stewart High Performance Thermostats CHEVROLET 5.7L/350 Chevy small block Gen I - Free Shipping on Orders Over $109 at Summit Racing. Sort By. Default Sort …With most fan controller setups, that gives you a "fan off" temperature of 185-190 degrees. This means that your fan won't be fighting your thermostat. If you have a 2 speed fan controller, set the high "fan on" temperature for the high speed at 205-210 degrees. Like. quinnpagh Discussion starter.Qty: "A" Models not equipped with integral head. 32-0140. Water Outlet 292. 3/4 Ton 73-78. Required Quantity: (1) $11.95. Availability:I messed up the first time and did not properly seal up my thermostat housing. This video is to show how to properly install your thermostat, mount it up, an...Almost all the Chevrolet 350 engines have the coolant temperature sensor in the cylinder head near the thermostat, and, often, it’s on the thermostat housing. Many cars, however, have a second ECT sensor in the radiator or other parts of the engine. Okay, let’s not make any unnecessary delay because I know you are eagerly awaiting to learn ...Find CHEVROLET 5.7L/350 Chevy small block Gen I EMP Stewart High Performance Thermostats and get Free Shipping on Orders Over $109 at Summit Racing! EMP Stewart custom thermostats are manufactured by Robert Shaw and modified by EMP Stewart. They feature a balanced sleeve design and are designed for high-rpm applications. These high-flow thermostats are recommended for any performance ...

Thermostat - PCM GM engines - includes Gasket. For all PCM 5.0 and 5.7 liter GM engines from 2002 on (raw water cooled - which is the vast majority of engines). For engines with a circulating fresh water heat exhanger cooled engine use RP026002F. Product Videos. Custom Field.CarBole 50 Degree Chrome Plated 2660 Water Neck Thermostat Housing Fits for Chevy Small Big Block for Chevy (WTN1006) ... Works well with Dakota Digital gauge system on 350. Read more. Helpful. Report. thehobbyguy. 5.0 out of 5 stars Excellent addition when you need an extra port for an additional sensor.Find CHEVROLET 5.7L/350 Thermostats, Mechanical 160 Opening Temperature Rating (degrees F) and get Free Shipping on Orders Over $109 at Summit Racing!350 chevy with water leak at thermostat & hose. Okay so I have a 1965 Impala SS. It has a 350 small block from a 69 camaro. I just replaced the thermostat and gasket around where it goes because of bad antifreeze leak from around the hose and gasket. I Tryed using forma gasket. 194 sold. Save up to 15% when you buy more. 90°Aluminum Swivel Thermostat Housing Water Neck Polished For SBC BBC Chevy 350. $17.98. eeekitonline (443,760) 99.3%. Save up to 10% when you buy more. 15° Swivel Water Neck Thermostat Housing For Sbc Bbc Chevy 327/350/396/454 NEW (For: Chevrolet) $16.39. What to do if your personal information was exposed in their massive data breach. Back in July, T-Mobile agreed to pay out $350 million to settle a class-action lawsuit brought by ...

123 w 43rd st new york ny 10036.

AutoZone offers Free In-store Pickup for Chevrolet Thermostat Gasket. Order yours online today and pick up from the store. skip to main content. 20% off orders over $100* + Free Ground Shipping** Eligible Ship-To-Home Items Only. Use Code: APRILFUN. Menu. 20% off orders over $100* + Free Ground Shipping** ...When looking for a thermostat for a 350 engine, is there one better than another ? Thanks. Save Share. Like. ... Chevy Tri Five Forum. 2.5M posts 63K members Since 2005 A forum community dedicated to 1955, 1956, and 1957 Chevy owners and enthusiasts. Come join the discussion about restoration, engine swaps, reviews, …Apr 15, 2003 ... I need to put a new thermostat in my 69, 350ci/350hp. Am I better off putting in the 195 degree or the 160 degree. 80% of my driving is just ...Kharkiv Oblast (Ukrainian: Харківська область, romanized: Kharkivska oblast), also referred to as Kharkivshchyna (Ukrainian: Харківщина), is an oblast (province) in …FITS small and big block Chevrolet engines including 283, 305, 307, 327, 350, 383 (stroker), 396, 427, 454, and others based on the popular engine platforms ; COMPATIBLE WITH 1.5” radiator hose ; POLISHED FINISH for great looks and long life ; INCLUDES hardware and thermostat o-ring seal

8677 posts · Joined 1998. #4 · Aug 8, 2011. The only purpose of a thermostat is to "throttle" the cooling system so that the engine is not OVER-COOLED. No thermostat = maximum cooling. If an engine with no 'stat doesn't run TOO COOL at cruise and at idle, the cooling system (or the vehicle) is in deep trouble. 1 SET SHLPDFM BLACK Chevy Water Neck 15° Swivel Polished aluminum Water Neck Thermostat Housing Compatible with SBC BBC CHEVY 327 350 396 454 Engines. 7. $1890. FREE delivery Wed, Apr 24 on $35 of items shipped by Amazon. Find CHEVROLET 5.7L/350 ACDelco Thermostats, Mechanical and get Free Shipping on Orders Over $109 at Summit Racing! ... Thermostat, Mechanical, OE, 185 degrees, Standard-flow, Copper/Brass, Each. Part Number: ADO-131-156. 3.9 out of 5 stars. Estimated Ship Date: Monday 4/29/2024Find CHEVROLET 5.7L/350 Chevy small block Gen I Thermostats, Mechanical and get Free Shipping on Orders Over $109 at Summit Racing!These thermostat housings are in-stock and ready to ship to your door. Find the perfect filler necks and water restrictors for your vehicle. Shop for water outlet housing at JEGS High Performance. ... Chevrolet Performance Thermostat Housings. Chevrolet Performance Thermostat Housings. $21.27 - $60.99 Shop Now. $21.27 - $60.99 Lowest …3585 posts · Joined 2006. #4 · Aug 20, 2009. A little heat AROUND the bolt (propane or acetylene torch on the intake) may help get the bolt out.... 70-454 LS5. Mid America Chevelle Club #293. Greater Kansas City.View Details | See if you Prequalify. Find CHEVROLET 5.7L/350 Chevy small block Gen I Thermostats, Housings & Fillers and get Free Shipping on Orders Over $109 at Summit …It’s official: a fully electric Chevy Corvette is coming — with new battery technology to boost its range, acceleration and efficiency. When it arrives, the battery-electric sports...Find CHEVROLET Chevy small block Gen III/IV (LS-based engines) CVR Thermostat Housings and get Free Shipping on Orders Over $109 at Summit Racing! Position your hose where you want it with CVR thermostat housings. These beautifully machined housings swivel 360 degrees for ease of installation. Crafted from T6-6061 billet aluminum, CVR … Thermostat, 160 Degrees Opening Temp Rating, Copper/Stainless Steel, Gaskets, Cadillac, Chevy, GMC, Hummer, Pontiac, Each Part Number: LPE-L310045297 4.05 out of 5 stars ( 22 ) 70-SS454. 3585 posts · Joined 2006. #2 · Oct 15, 2012. A New Thermostat Gasket with Indian Head Gasket Shellac on both sides of the gasket. Use Teflon Thread Sealer on the bolt threads. Torque the (2) 3/8-16 UNC Hsg bolts to 20 - 25 ft lbs. (NOTE Make sure both the Waterneck & Intake surfaces are CLEAN & DRY.

17-32 of 199 results for "chevy 350 thermostat housing" Results. Check each product page for other buying options. X AUTOHAUX 105° Swivel Water Neck Thermostat Housing Gasket Seal Kit for Chevrolet SBC BBC Small Block Big Block for Chevy 283 302 305 327 350 383 396 427 454.

1 SET SHLPDFM BLACK Chevy Water Neck 15° Swivel Polished aluminum Water Neck Thermostat Housing Compatible with SBC BBC CHEVY 327 350 396 454 Engines. 7. $1890. FREE delivery Wed, Apr 24 on $35 of items shipped by Amazon.Qty: "A" Models not equipped with integral head. 32-0140. Water Outlet 292. 3/4 Ton 73-78. Required Quantity: (1) $11.95. Availability:When installing a new thermostat in this 93 truck the thermostat does not fit correctly in the manifold,the problem is the wrong gasket,you need the rubber o...Jul 10, 2009 · The radiator is too small for this engine. A crossflow of 30x19 inches with 2 rows of 1 inch tubes would be the minimum. With a 180 thermostat (opening temp) this combination should show 190-195 all the time. The 30x19 is a production size radiator for the 350s for machines such as the Monte-Carlo, Malibu, etc. Jul 10, 2022 ... For pat coolant temp sensor location Chevy 350 hope it fixes it for you ! 3.2K views · 1 year ago ...more ...Jul 10, 2022 ... For pat coolant temp sensor location Chevy 350 hope it fixes it for you ! 3.2K views · 1 year ago ...more ...The Chevy 350 is an automobile that was produced by the Chevrolet division of General Motors from 1965 to 1972. The Chevy 350 is a car that has a thermostat that can be set up to 180 degrees. The thermostat is located on the back of the engine and can be accessed with a wrench. The Temp Thermostat is also a car that has a thermostat, but it can ...Since 2011, households have been using Google’s Nest thermostat. Reliable and convenient, the Nest thermostat is one of (now) many smart home automation devices. Convinced? Here’s ...

Turo anchorage.

Sdn md phd interview 2024.

If your car is running cold, a bad thermostat that is stuck open or opening at too low of a temperature is your prime suspect. this video shows how to replac...Aug 20, 2004 ... ... thermostat?Or could it be something else?How hard is it to change out a thermostat?Sorry...still waiting for my 350 sbc books.thanks bm. http ...Water Neck, Thermostat Housing, Buick, Chevrolet, Each. Part Number: RNB-902-846. 5.0 out of 5 stars. Estimated Ship Date: May 21, 2024 if ordered today. Special Order...Loading Estimated Ship Date: May 21, 2024 if ordered today. Special Order; Dorman Thermostat Housings 902-2040.I have a stock shroud and thermostatic fan clutch, and in extremely hot weather (100-110 degrees) while idling it may hit 215-220. However, this is within the normal range with a 16 lb radiator cap. In winter weather it will never go above about 195, which is the rating on the thermostat. Bruce.May 25, 2021 ... 11:28 · Go to channel · How to Replace a Thermostat | Small Block Chevy | SBC | V8 283 327 350 383 | 1956 GMC. Al's Garage•10K views · 9:2...We also carry a variety of kits including thermostat kits, thermostat housing upgrade kits, thermostat housing repair kits, thermostat by-pass kist, thermostat by-pass pipes, thermostat covers, cooling system filler necks, and water inlet baffles. Find the best car thermostats for your vehicle with help from the friendly team at NAPA Auto Parts.These thermostat housings are in-stock and ready to ship to your door. Find the perfect filler necks and water restrictors for your vehicle. Shop for water outlet housing at JEGS High Performance. ... Chevrolet Performance Thermostat Housings. Chevrolet Performance Thermostat Housings. $21.27 - $60.99 Shop Now. $21.27 - $60.99 Lowest …Honeywell thermostats are known for their reliability and user-friendly design. However, like any electronic device, they can sometimes encounter issues that require troubleshootin...The 1969 Shelby GT-350 and GT-500 marked the end of the line for Carroll Shelby's Mustangs. Learn about the 1969 Shelby GT-350 and GT-500. Advertisement The 1969 Mustang retained t... ….

Find CHEVROLET 5.7L/350 Chevy small block Gen I Parts and Accessories thermostat gasket KEYWORD and get Free Shipping on Orders Over $109 at Summit Racing! $5 Off Your $100 Mobile App Purchase - Get the App Apr 8, 2024 · Find CHEVROLET 5.7L/350 Water Necks and Thermostat Housings 45 degree Water Neck Style, Swivel and get Free Shipping on Orders Over $109 at Summit Racing! $20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: CARCARE Dorman Products - 902-033 : Integrated Thermostat Housing Assembly With Sensor. Original equipment thermostat housing assemblies often fail due to weak plastic construction. This NAPA Advantage replacement upgrades the housing to metal to prevent warping and future failures. ... Application Summary: Chevrolet 2020-10 ...ZQ3 [ edit] Years: 1969-1974. The ZQ3 was the standard engine in the 1969–1974 Chevrolet Corvette. In 1969 and 1970 it was a 300 hp (224 kW) version of the 350 cu in (5.7 L) small-block, with 10.25:1 compression and hydraulic lifters. It used a Rochester "4MV" Quadra-Jet 4-barrel carburetor and a L48 camshaft.Find CHEVROLET 5.7L/350 Thermostats, Mechanical 160 Opening Temperature Rating (degrees F) and get Free Shipping on Orders Over $109 at Summit Racing!We also carry a variety of kits including thermostat kits, thermostat housing upgrade kits, thermostat housing repair kits, thermostat by-pass kist, thermostat by-pass pipes, thermostat covers, cooling system filler necks, and water inlet baffles. Find the best car thermostats for your vehicle with help from the friendly team at NAPA Auto Parts.Find CHEVROLET 5.7L/350 Chevy small block Gen I Water Necks and Thermostat Housings Straight Water Neck Style and get Free Shipping on Orders Over $109 at Summit Racing! ... Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, …The firing order of all small-block Chevy engines, including the 350, is 1-8-4-3-6-5-7-2. The rotor under the distributor turns in a clockwise direction. Chevy small-block engines ... Thermostat chevy 350, I have a 1978 Chevy K10 with a 350 motor and a 4 core radiator. I have been running a 195 thermostat for the last 10 years but wanted to test out what a low..., Divorced Choke Thermostat - Rochester. Our Part #. 1208. Stock replacement choke thermostat assembly. Divorced choke mounts directly to intake manifold surface. Also know as a Crossover Choke. Replaces Rochester OEM choke #460110. Replaces Carter OEM choke #170-1562, 170-1240. Various GM Products w/ Chevrolet 250, 350, 400 …, Chrome Water Neck Thermostat Housing For Chevy SBC 350 327 400 454 396 Big Block (For: Chevrolet) Opens in a new window or tab. Brand New. 5.0 out of 5 stars. 1 product rating - Chrome Water Neck Thermostat Housing For Chevy SBC 350 327 400 454 396 Big Block. $12.99. Save up to 10% when you buy more., Are you struggling to program your Emerson thermostat? Don’t worry, we’ve got you covered. In this step-by-step guide, we will walk you through the process of programming your Emer..., Your engine will eventually try to get to its normal operating temperature. No stat will just take longer. In cold weather you want your engine to warm as quick as possible, that is why the factory put a stat in. The factory stat was 195*, so your engine will run approximately plus or minus 190* -200*., I messed up the first time and did not properly seal up my thermostat housing. This video is to show how to properly install your thermostat, mount it up, an..., The torque specifications for Chevrolet 350 cubic inch V8 head bolts are 65 foot-pounds per bolt if securing the stock cast iron head. Aftermarket aluminium heads have unique torqu..., Thermostat Housing Kit; 1966-1975 Chevy V8; Chrome Plated Aluminum Kit Includes: 720-2661 Thermostat Housing; 720-4365 195° Hi-Flow Thermostat; View Details. $51.14 Ships Today Lowest Price Guarantee. Add To Cart. Mr Gasket Thermostat Housing. Mr Gasket 2667 Part Number: 720-2667., With the rise of smart home technology, more and more homeowners are opting for devices like the Nest Thermostat to optimize their home’s energy efficiency. The first step in setti..., Sep 15, 2023 · The thermostat on a Chevy 350 is under the housing at the engine end of the upper radiator hose.The thermostat on a Chevy 350 is under the housing at the engine end of the upper radiator hose. , Chrome Steel Water Neck Thermostat Housing O-Ring 45°/15° Fits 1955-68 Small Block Chevy Big Block Chevy SBC BBC Chevy283 327 350 396 427 454 Engine V8 (45°) Hot Rod Street Rod (45°) $19.99 $ 19 . 99, Find CHEVROLET 5.7L/350 ARP Thermostat Housing Fasteners and get Free Shipping on Orders Over $109 at Summit Racing! ARP thermostat housing fasteners are designed to properly secure your water neck. They are available in black oxide chromoly steel or polished stainless steel. The fasteners come in your choice of hex head or 12-point and include washers to complete the installation. , The Stant SuperStat Themostat out performs the Original Equipment themostat. Unlike the OE themostats that continually open and close to achieve the proper operation temperature and flood the engine with coolant, the Stant SuperStat has a patented V-notch, non linear design that reduces cycling by precisely metering the …, Find CHEVROLET 5.7L/350 Chevy small block Gen I Water Necks and Thermostat Housings Straight Water Neck Style and get Free Shipping on Orders Over $109 at Summit Racing! ... Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, …, I have a 350 chevy direct drive so I am only running around 1300-1700 RPMS. My temp rises to around 160-170 before the thermostat opens. Now I haven't run., Feature: CHROME STEEL BRAND NEW CHEVY WATER NECK FITS SB & BB CHEVY 265 283 305 327 350 383 396 400 427 454 472 502 ENGINES COMES COMPLETE AS PICTURED WITH ..., HI - FLOW THERMOSTAT - 170 DEGREE. Free Shipping over $199* Same Day Shipping before 10pm* Price Match Guarantee; Free Shipping over $199* ... High-Flow 180° Thermostat All Chevy, Pontiac, and AMC $38.95. Add To Cart. $38.95. Milodon . Mr Gasket 4364 - Hi-Flow Thermostat GM, Ford, AMC $25.57. Add To Cart. $25.57., Shop 350 Chevy Small Block V8, Thermostats, Housings, Outlets, Hoses and get Free Shipping on orders over $149 at Speedway Motors. Talk to the experts. Call 800.979.0122, 7am-10pm, everyday. , Aug 11, 2020 · Your engine will eventually try to get to its normal operating temperature. No stat will just take longer. In cold weather you want your engine to warm as quick as possible, that is why the factory put a stat in. The factory stat was 195*, so your engine will run approximately plus or minus 190* -200*. , Find CHEVROLET 5.7L/350 Chevy small block Gen I Water Necks and Thermostat Housings and get Free Shipping on Orders Over $109 at Summit Racing!, Find CHEVROLET 5.7L/350 Water Necks and Thermostat Housings Straight Water Neck Style and get Free Shipping on Orders Over $109 at Summit Racing! ... Water Necks and Thermostat Housings, Straight, Swivel, Aluminum, Satin Black Anodized, 1.500 in. Outlet Size, Chevrolet, Small/Big Block, Each. Part Number: MCH-BTH-201-08., 1 SET SHLPDFM BLACK Chevy Water Neck 15° Swivel Polished aluminum Water Neck Thermostat Housing Compatible with SBC BBC CHEVY 327 350 396 454 Engines. 7. $1890. FREE delivery Wed, Apr 24 on $35 of items shipped by Amazon. , 8677 posts · Joined 1998. #4 · Aug 8, 2011. The only purpose of a thermostat is to "throttle" the cooling system so that the engine is not OVER-COOLED. No thermostat = maximum cooling. If an engine with no 'stat doesn't run TOO COOL at cruise and at idle, the cooling system (or the vehicle) is in deep trouble., Find CHEVROLET 5.7L/350 Chevy small block Gen I Thermostats, Mechanical and get Free Shipping on Orders Over $109 at Summit Racing! , $350 - $400 (1) $500 - $600 (1) $800 - $900 (1) ... Chevrolet Tahoe Thermostat; Chevrolet Trailblazer Thermostat; Chevrolet Traverse Thermostat; Chevrolet Cobalt Thermostat; Chevrolet Camaro Thermostat; Show Less. Advice and How-To's. How to Test Your Car’s Thermostat; How to Change a Radiator Valve; Why is my car …, Find CHEVROLET 5.7L/350 Thermostats, Mechanical and get Free Shipping on Orders Over $109 at Summit Racing!, GSKMOTOR 45 Degree Chrome Water Neck Thermostat Housing Fits for Chevy V8 5.7L 350 454 Small Big Block , Part Number: 350-4809. Edelbrock 4809 Edelbrock Polished Aluminum Thermostat Housing Chevy 4.6L V6 and Small/Big Block V8. ... Edelbrock Aluminum Thermostat Housing Chevy 4.3L V6/Small Block V8 - Black Finish. $18.95 (3) Estimated to ship direct from manufacturer on 06/21/24, pending manufacturer availability., Rochester Quadrajet, 4 barrel carburetor divorced choke thermostat 77-78 Chevy & GMC. This is the divorced type of choke as the thermostat fits into the manifold and not on the carburetor. New, currently being produced. ... 350", 400" CALIFORNIA A/T BLAZER & JIMMY CK10 (EXC. SUB.) NON CALIF M/T. 8. 4MV. CHEVROLET TRUCK. 1974. 350", …, Sep 15, 2023 · The thermostat on a Chevy 350 is under the housing at the engine end of the upper radiator hose.The thermostat on a Chevy 350 is under the housing at the engine end of the upper radiator hose. , Small Block Chevy 283-302-327-305-350 & 400 . All Small Block Chevy 283-302-327-305-350 & 400; All Inclusive Serpentine Systems; Serpentine Conversion Kits; ... Universal Billet Thermostat Housing CNC Machined in the USA from 6061-T6 Aluminum Available in straight, 90°, 45°, and 15° angles Available in Polished, Stealth Black, or C3- Ceramic ..., Find CHEVROLET 5.7L/350 ACDelco Thermostats, Mechanical and get Free Shipping on Orders Over $109 at Summit Racing! ... Thermostat, Mechanical, OE, 185 degrees ..., Aug 8, 2011 · 8677 posts · Joined 1998. #4 · Aug 8, 2011. The only purpose of a thermostat is to "throttle" the cooling system so that the engine is not OVER-COOLED. No thermostat = maximum cooling. If an engine with no 'stat doesn't run TOO COOL at cruise and at idle, the cooling system (or the vehicle) is in deep trouble.