Mercury Marine
Mercury Cylinder Head Complete #938-8M0115141
Regular price $2,96669 USDUnit price /UnavailableMercury Marine
Mercury Cylinder Head Starboard #900-8M0090760
Regular price $3,33934 USDUnit price /UnavailableSierra
Sierra-Cylinder Head Assembly 69-86 5.7L GM #18-4484
Sale price $56619 USD Regular price $70668Unit price /UnavailableSierra
Sierra-Cylinder Head #18-4493HP
Sale price $11597 USD Regular price $14396Unit price /UnavailableSierra
Sierra-Cylinder Head #18-4486HP
Sale price $81756 USD Regular price $99002Unit price /UnavailableSierra
Sierra-Cylinder Head #18-4484HP
Sale price $10958 USD Regular price $13603Unit price /UnavailableSierra
Sierra-Cylinder Head #18-4485HP
Sale price $9716 USD Regular price $12062Unit price /UnavailableSierra
Sale price $1,40844 USD Regular price $1,63379Unit price /UnavailableSierra
Sierra 5.0L Vortec-Cylinder Head #18-4501
Sale price $91588 USD Regular price $1,10907Unit price /UnavailableSierra
Sierra-Cylinder Head Assembly GM 2.5-3.0L #18-4489
Sale price $95026 USD Regular price $1,15070Unit price /UnavailableSierra
Sierra-Cylinder Head Assembly 4.3L Vortec #18-4491
Sale price $82945 USD Regular price $1,00442Unit price /UnavailableSierra
Sierra-Cylinder Head Assembly 87-95 5.7L GM #18-4485
Sale price $81055 USD Regular price $98152Unit price /UnavailableSierra
Sierra-Cylinder Head Assembly 96-up 5.7L GM #18-4486
Sale price $75525 USD Regular price $91456Unit price /Unavailable
Frequently Asked Questions
What kind of products do you sell?
What kind of products do you sell?
First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!
Do you offer free shipping?
Do you offer free shipping?
Yes, we offer FREE Shipping on most orders over $149 to US-48*.
Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.
- Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
- Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
- Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
- Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
- Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
- In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store
How do I know if something is in stock or not in stock?
How do I know if something is in stock or not in stock?
Below the price of the item, on the product page, there is a message indicating the availability of the product.
The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.
What is your return policy?
What is your return policy?
We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.
If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.