Manufacturer
<p>For nearly six decades, Sierra has established itself as one of the marine industry's most trusted names in aftermarket engine and drive parts. Founded as a specialized marine parts manufacturer, Sierra has grown into a comprehensive supplier of replacement components, instrumentation, and accessories for both recreational and commercial boating applications. Operating from their 300,000-square-foot distribution center in Litchfield, Illinois, Sierra serves boat owners and marine technicians worldwide with an extensive catalog of parts engineered specifically for the harsh saltwater environment.</p><h3>Marine Engine Excellence</h3><p>Sierra's reputation was built on delivering precision-engineered internal engine components and drive system parts that meet or exceed OEM specifications. Their <a href="/7570-sierra-engine-gasket-set-5404">engine gasket sets</a> provide critical sealing solutions for inboard and outboard motors, while their <a href="/7570-sierra-engine-complete-assembly-15341">engine complete assemblies</a> offer comprehensive replacement options for major overhauls. Each component undergoes rigorous testing to ensure reliability in demanding marine conditions, from corrosion resistance to temperature cycling performance.</p><h3>Instrumentation and Monitoring Systems</h3><p>Accurate instrumentation is essential for boat operators to monitor engine health and prevent costly breakdowns on the water. Sierra's comprehensive line of <a href="/7570-sierra-gauges-200483">gauges</a> includes everything from fuel pressure and temperature indicators to voltmeters and trim gauges, all designed with marine-grade materials that withstand vibration, moisture, and UV exposure. Their <a href="/7570-sierra-tachometer-gauge-1488">tachometer gauges</a> deliver precise RPM readings critical for optimizing engine performance and fuel efficiency. Supporting these instruments, Sierra's <a href="/7570-sierra-gauge-resistor-47908">gauge resistors</a> ensure proper signal conditioning and accurate readings across various sensor types and engine configurations.</p><h3>Expanded Product Portfolio</h3><p>In 2022, Sierra significantly broadened its scope beyond traditional marine engine parts to encompass a wider range of boating accessories and even outdoor power equipment components. This strategic expansion brought established marine brands like Shields and Moeller under the Sierra umbrella, creating a one-stop resource for marine maintenance and replacement parts. The company now offers fuel systems, electrical components, battery charging solutions, and NMEA electronics alongside their traditional engine parts lineup.</p><h3>Quality Backed by Industry-Leading Warranties</h3><p>What sets Sierra apart in the crowded aftermarket marine parts market is their commitment to standing behind every component they manufacture. Their warranty coverage extends beyond simple part replacement—it includes shop labor, haul-out fees, towing charges, and related incidental costs should a warrantied part fail. This comprehensive protection reflects the company's confidence in their manufacturing processes and quality control standards. For boat owners facing repairs far from shore or mechanics working on customer vessels, this peace of mind is invaluable. Whether you're maintaining an outboard motor, rebuilding an inboard engine, or upgrading your boat's instrumentation, Sierra's decades of marine industry experience and commitment to quality make them a reliable choice for keeping your vessel running at peak performance.</p>
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$15.92
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The Sierra 23-3608 is a high-quality replacement thermostat designed specifically for Kohler marine generators. Engineered with marine-grade materials to withstand the harsh marine environment, this thermostat provides reliable temperature regulation for your generator's cooling system.
Key Features:
Compatible with Kohler Generator Models:
Sierra has been a trusted name in the marine industry for over 50 years, providing OEM-quality replacement parts that deliver reliable performance and long service life. This thermostat ensures proper coolant flow and temperature control to protect your generator from overheating.
4EF, 5E, 6EF, 7.3E, 8E, 10E, 12.5E, 12.5CF, 15C, 16CF, 20C
Kohler #249930
190°
My order was relieved before the date I expected it.
Chanel M
I ordered some mud flaps for my 2016 sti. They arrived way earlier than I thought they would.
Shawn P
Easy deal.
Charlene W
Item as advertised and fast shipping.
David M
no comment
Anonymous
Its online. Its easy. Duh
Matt
Had the product I needed at a price that couldn't be beat. The shipping was a little high, but not completely out of line, either, and it was still better than other companies who have even MORE ridiculous shipping rates. Will buy from them in the future if they have what I need.
jgcpop
Easy part to locate, good pricing.
Anita
Good price
john gambill
great
GREGORY A DILICK
Great experience
Andrew Johnston
Great company to deal with. I placed an order with them (albeit an incorrect shipping address) and before you know it I'm expecting delivery in a very short amount of time. I also did have to call and attempt to correct my address error when the customer service rep let me know that all is well and set to be delivered to the correct address. I appreciate the fact that the gentleman on the other end of the phone was reassuring, courteous, and professional. I'd certainly do business with them again as the prices and customer service can't be beat!
stricklcp
Quick, easy. I like the great price & free shipping. Only problem is, the item is a black, diamond-plate METAL trailer box. It was packed simply in cardboard, no protective package around it either inside the box or around the item. That's it, ite
Shelley
Fast and easy
Philip Huettl
price is cheap. site is easy enough to use. I wish shipping is included.
Elvin Yeung
Good
Antonio flowers
Great seller, great prices!!
FCmaniac
Ordering process was quick. Liked the Amazon link.
TERESA J ABDO
Placed an order first part of the week, great service and price so I'm back.
Larry Channels
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