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Sierra 18-4386 Marine Engine Overhaul Gasket Set for MerCruiser GM 305/350

Manufacturer

Picture for manufacturer Sierra

Part Number

18-4386
9 reviews
Sale Price

$241.68

1 left at this price

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Sierra 18-4386 Overhaul Gasket Set is a comprehensive engine gasket kit engineered for MerCruiser inboard/sterndrive applications equipped with GM 305 (5.0L) and 350 (5.7L) CID engines using pre-1987 cylinder heads. Designed to meet OEM specifications, this all-in-one overhaul set provides everything needed to restore proper sealing across critical engine systems during a top-end or full engine rebuild.

Key Features:

  • Engineered to meet or exceed OEM specifications for precise fit and reliable sealing performance
  • Compatible with GM 305 & 350 CID (5.0L & 5.7L) marine engines with pre-1987 cylinder heads
  • Comprehensive kit covering oil pan, valve train, intake manifold, fuel pump, and water pump sealing surfaces
  • Interchangeable with GLM part number 39010
  • Manufactured using high-grade materials suited for demanding marine environments

Set Includes:

  • (1) 18-0153 Oil Pan Gasket Set
  • (16) 1-0518 Valve Stem Seals
  • (1) 18-0868 Intake Manifold Gasket Set
  • (1) 18-0876 Fuel Pump Gasket
  • (1) 18-0889 Fuel Pump Gasket
  • (2) 18-0891 Water Pump Mounting Gaskets

Sierra International is one of the marine industry's most trusted aftermarket parts suppliers, offering premium-quality replacements for over 6,000 marine components. The 18-4386 overhaul gasket set is the smart choice for do-it-yourself boaters and professional marine technicians performing engine rebuilds on classic MerCruiser V-8 sterndrive and inboard applications.

Very easy and simple check out

Was quick and easy. Hope to get product quickly!

Very competive prices, even with shipping costs. Looking forward to using Autoplicity again in the near future.

Very easy and best price

Found good price and reasonable shipping. Thanks. H

<br>Good prices - seemed to be the best online! Shipping seems normal. / Handling time seemed delayed. If quality is good will order from again.

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