Mercury S-55 Engine Blocks

Your One-Stop Shop For Trusted Mercury S-55 Engine Blocks

If you’re in search of Mercury S-55 Engine Blocks aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 3 Engine Blocks from top brands with prices ranging from $19.29 to $33.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Blocks for your Mercury S-55. Of the 2 OEM and aftermarket parts brands we carry, some of the most popular are Melling and Felpro.

And don’t forget to read customer reviews across all Engine Blocks categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Engine Blocks have to cost top dollar, and we prove it. Browse our top Mercury S-55 Engine Blocks below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercury S-55 Engine Blocks

Felpro – Engine Cylinder Head Spacer Shim (Part No.8554 SP)

Engine Cylinder Head Spacer Shim

from

$19.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Premium quality parts
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Contains all the parts needed to complete the repair unless otherwise noted
  • Contains all the parts needed to complete the repair unless otherwise noted
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Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-60)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$23.49
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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Melling Select Performnce – Engine Oil Pump Intermediate Shaft (Part No.12600)

Engine Oil Pump Intermediate Shaft

from

$33.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
See More

Engine Blocks Brands You Can Trust For Your Mercury S-55

2 trusted brands of Engine Blocks line our shelves, ready to help keep your Mercury S-55 running smooth. Below are some of the most popular brands and their top Engine Blocks offerings:

Popular Melling Engine Blocks

Melling products for the Mercury S-55 span several categories. Some of the highest-rated Melling Engine Blocks that will fit your Mercury S-55 are:
Stock Replacement Type Oil Pump Intermediate Shaft
from $23.49
(1)
Stock Replacement Type Oil Pump Intermediate Shaft
Oil Pump Shafts

Most Purchased Mercury S-55 Engine Blocks from Melling

When you buy the most frequently purchased Melling brand Engine Blocks, you can be confident it will be the right part for your Mercury S-55. Here are the Melling Engine Blocks Advanced Auto customers buy the most:
Stock Replacement Type Oil Pump Intermediate Shaft
from $23.49
(1)
Stock Replacement Type Oil Pump Intermediate Shaft
Oil Pump Shafts
Engine Oil Pump Intermediate Shaft
from $33.99
This product is not rated
Engine Oil Pump Intermediate Shaft
Oil Pump Shafts
Engine Cylinder Head Spacer Shim
from $19.29
This product is not rated
Engine Cylinder Head Spacer Shim
Cylinder Spacers

FAQs for Mercury S-55 Engine Blocks

What are the most purchased Engine Blocks for the Mercury S-55?

Out of 3 Engine Blocks for the Mercury S-55, the most popular in our inventory are:
Engine Cylinder Head Spacer Shim
from $19.29
This product is not rated
Engine Cylinder Head Spacer Shim
Cylinder Spacers
Engine Oil Pump Intermediate Shaft
from $33.99
This product is not rated
Engine Oil Pump Intermediate Shaft
Oil Pump Shafts