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Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Sierra's 18-2946 Head Gasket fits GM 181 (3.0L) CID engines. It interchangeable with Chris-Craft 16.50-00204, GLM 36150, Mallory 9-63700, Mercruiser Stern Drive 27-52364, 27-810841, FI5000204, OMC Stern Drive 0914812, 3853336, 908611, 913274, and Volvo Penta 3853336, 908611. Each Sierra product meets or exceeds the original equipment part it replaces.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What are the dimensions of the Sierra 18-2946 Head Gasket?A: The Sierra 18-2946 Head Gasket measures twenty inches in length, ten point nine inches in width, and zero point four inches in height.
Q: What material is the Sierra 18-2946 Head Gasket made from?A: The Sierra 18-2946 Head Gasket is constructed from durable materials designed to withstand high temperatures and pressures in engine applications.
Q: Is the Sierra 18-2946 Head Gasket suitable for marine engines?A: Yes, the Sierra 18-2946 Head Gasket is specifically designed to fit GM 181 three point zero liter CID engines, commonly used in marine applications.
Q: How do I install the Sierra 18-2946 Head Gasket?A: To install the Sierra 18-2946 Head Gasket, ensure the engine surface is clean, place the gasket correctly, and follow the manufacturer's torque specifications during assembly.
Q: Is the Sierra 18-2946 Head Gasket interchangeable with other models?A: Yes, it is interchangeable with several models including Chris-Craft sixteen point fifty dash zero zero two oh four and Mercruiser Stern Drive twenty-seven dash five two three six four.
Q: Does the Sierra 18-2946 Head Gasket come with installation instructions?A: Yes, the product typically includes basic installation guidelines to assist with proper fitting and alignment.
Q: How should I care for the Sierra 18-2946 Head Gasket?A: To maintain the Sierra 18-2946 Head Gasket, ensure it's installed properly and avoid exposing it to extreme conditions that could cause wear or damage.
Q: What is the shelf life of the Sierra 18-2946 Head Gasket?A: The shelf life of the Sierra 18-2946 Head Gasket is generally indefinite if stored in a cool, dry place away from direct sunlight.
Q: Can I store the Sierra 18-2946 Head Gasket in my garage?A: Yes, you can store it in your garage as long as it is kept in a controlled environment away from moisture and extreme temperatures.
Q: Is the Sierra 18-2946 Head Gasket safe for all engines?A: No, the Sierra 18-2946 Head Gasket is specifically designed for GM 181 three point zero liter CID engines and may not be suitable for other engine types.
Q: What if the Sierra 18-2946 Head Gasket arrives damaged?A: If the Sierra 18-2946 Head Gasket arrives damaged, you should contact the seller immediately to initiate a return or exchange.
Q: Does the Sierra 18-2946 Head Gasket come with a warranty?A: Yes, Sierra products typically come with a warranty, but it's advisable to check specific details with the retailer.
Q: How do I know if the Sierra 18-2946 Head Gasket is the right choice for my engine?A: To determine if the Sierra 18-2946 Head Gasket is suitable, confirm that your engine model is a GM 181 three point zero liter CID.
Q: What are the common issues with head gaskets like the Sierra 18-2946?A: Common issues with head gaskets include leaks, overheating, and loss of compression, which can lead to engine performance problems.
Q: Can I use the Sierra 18-2946 Head Gasket for performance upgrades?A: Yes, the Sierra 18-2946 Head Gasket can be used in performance upgrades if used with compatible engine components designed for higher performance.
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