-17% sale
Sierra Not Qualified for Free Shipping Sierra Exhaust Elbow Gasket #18-2849-1
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Exhaust Elbow Gasket #18-2849-1 $12.85 $15.34
Sierra 18-2849-1 Engine GasketsSierra Exhaust Elbow Gasket #18-2849-1Normalized SKU: 1828491UPC Code: 808282317010
Sold out -17% sale
Sierra Exhaust Elbow Gasket 2-pk #18-2849-9-1
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Exhaust Elbow Gasket 2-pk #18-2849-9-1 $23.96 $28.60
Sierra 18-2849-9-1 Engine Gaskets For: Standard cooling, full flow 4 slot gasket Fits: 1998-2001 Gm V-6 & V-8 with center rise outlet exhaust manifold Use With:18-1908: Manifold Riser Spacer18-1952-1: Manifold18-1953-2: Manifold18-1958-1: Manifold18-1962-1: Manifold18-1974-1: Elbow18-1976-2: Manifold Elbow18-1985: Manifold Spacer18-8554: Exhaust Elbow Mounting Kit18-1957-2: Manifold18-1970-2: Riser Elbow Sierra Exhaust Elbow Gasket 2-pk #18-2849-9-1Normalized SKU: 18284991UPC Code: 808282317027
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Drain Plug & Gasket #18-72656
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Drain Plug & Gasket #18-72656 $2.52 $2.96
Sierra 18-72656 Engine GasketsSierra Drain Plug & Gasket #18-72656Normalized SKU: 1872656UPC Code: 808282342753
-22% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Set Powerhead #18-64217
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Set Powerhead #18-64217 $188.27 $239.11
Sierra 18-64217 Engine GasketsSierra Gasket Set Powerhead #18-64217Normalized SKU: 1864217UPC Code: 808282342678
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Set Gasket Powerhead #18-64221
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Set Gasket Powerhead #18-64221 $68.37 $82.04
Sierra 18-64221 Engine GasketsSierra Set Gasket Powerhead #18-64221Normalized SKU: 1864221UPC Code: 808282342685
-17% sale
Sierra Not Qualified for Free Shipping Sierra Gasket-Cylinder Head #18-63966
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket-Cylinder Head #18-63966 $21.19 $25.29
Sierra 18-63966 Engine GasketsSierra Gasket-Cylinder Head #18-63966Normalized SKU: 1863966UPC Code: 808282342616
-15% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Thermostat #18-60920
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Thermostat #18-60920 $3.88 $4.56
Sierra 18-60920 Engine GasketsSierra Gasket Thermostat #18-60920Normalized SKU: 1860920UPC Code: 808282342562
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Cylinder Head #18-63968
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Cylinder Head #18-63968 $21.95 $26.20
Sierra 18-63968 Engine GasketsSierra Gasket Cylinder Head #18-63968Normalized SKU: 1863968UPC Code: 808282342623
-17% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Engine Base #18-60918
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Engine Base #18-60918 $17.05 $20.35
Sierra 18-60918 Engine GasketsSierra Gasket Engine Base #18-60918Normalized SKU: 1860918UPC Code: 808282342548
-16% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Exhaust Cover #18-60919
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Exhaust Cover #18-60919 $6.17 $7.26
Sierra 18-60919 Engine GasketsSierra Gasket Exhaust Cover #18-60919Normalized SKU: 1860919UPC Code: 808282342555
Sold out -17% sale
Sierra Not Qualified for Free Shipping Sierra Gasket-Cylinder Head #18-60916
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket-Cylinder Head #18-60916 $16.66 $19.89
Sierra 18-60916 Engine GasketsSierra Gasket-Cylinder Head #18-60916Normalized SKU: 1860916UPC Code: 808282342524
-16% sale
Sierra Not Qualified for Free Shipping Sierra Gasket-Cylinder Cover #18-60917
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket-Cylinder Cover #18-60917 $4.13 $4.86
Sierra 18-60917 Engine GasketsSierra Gasket-Cylinder Cover #18-60917Normalized SKU: 1860917UPC Code: 808282342531
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Manifold #18-60535
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Manifold #18-60535 $0.29 $0.34
Sierra 18-60535 Engine GasketsSierra Gasket Manifold #18-60535Normalized SKU: 1860535UPC Code: 808282342487
-16% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Thermostat #18-60540
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Thermostat #18-60540 $2.19 $2.58
Sierra 18-60540 Engine GasketsSierra Gasket Thermostat #18-60540Normalized SKU: 1860540UPC Code: 808282342494
-15% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Exhaust Outer Cover #18-60532
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Exhaust Outer Cover #18-60532 $6.87 $8.08
Sierra 18-60532 Engine GasketsSierra Gasket Exhaust Outer Cover #18-60532Normalized SKU: 1860532UPC Code: 808282342463
Sold out -15% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Exhaust Outer Cover #18-60531
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Exhaust Outer Cover #18-60531 $4.59 $5.40
Sierra 18-60531 Engine GasketsSierra Gasket Exhaust Outer Cover #18-60531Normalized SKU: 1860531UPC Code: 808282342456
-17% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Exhaust Outer Cover #18-60530
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Exhaust Outer Cover #18-60530 $8.09 $9.66
Sierra 18-60530 Engine GasketsSierra Gasket Exhaust Outer Cover #18-60530Normalized SKU: 1860530UPC Code: 808282342449
-16% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Manifold #18-60534
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Manifold #18-60534 $6.34 $7.46
Sierra 18-60534 Engine GasketsSierra Gasket Manifold #18-60534Normalized SKU: 1860534UPC Code: 808282342470
-15% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Exhaust Manifold #18-60529
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Exhaust Manifold #18-60529 $7.26 $8.54
Sierra 18-60529 Engine GasketsSierra Gasket Exhaust Manifold #18-60529Normalized SKU: 1860529UPC Code: 808282342432
-15% sale
Sierra Not Qualified for Free Shipping Sierra Gasket Engine #18-60527
00
DAYS 00
HRS 00
MIN 00
SEC
Sierra Sierra Gasket Engine #18-60527 $3.86 $4.54
Sierra 18-60527 Engine GasketsSierra Gasket Engine #18-60527Normalized SKU: 1860527UPC Code: 808282342418

Frequently Asked Questions

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!

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

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.

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.

Free Shipping

On most orders $149+ to the continental 48 US states.

Secure Shopping

Fast, secure checkout with a variety of payment methods.

Shop with confidence

25+ years serving the marine industry.

Support center

Need help? Contact us via live chat, phone, or email.

© 2026 First Choice Marine.