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Due to exceptional industry-wide demand, we are currently experiencing shipping delays on some engines. We are working overtime to build our engines and fulfill our customer orders as soon as possible. We strongly encourage those wanting an S&J engine to place your order now, as we prioritize on a first come first served basis. From all of us at the shop, we THANK YOU FOR YOUR SUPPORT!

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Why am I seeing multiple results? Choose your rotation type :

1984-Buick-Marine Application
GMC-Buick-231-ci-3.8-liter-remanufactured-long-block-marine-engine
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GMC-231MLB   OUR PRICE: $1728

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  • Best PriceLowest Price Guaranteed
  • Certified InstallersAvailable
  • REFTRight Engine First Time
  • Superior QualityExceeds OEM Specs
  • Engine Details
  • Specifications
  • Installation Instructions
  • Search Results
  • Applications
From 1975
To 1987
Make Buick
Trim --
Size(C.I/L) 231/3.8
Drive OMC
Note Standard (CW) rotation
Core Charge 200.00

Specifications

Fuel Type Gasoline
Fuel System Carbureted
Cylinders 6
Engine Type 6-Cyl
Engine Size - C.I/Liters 231/3.8
Transmission Inboard/Outboard
VIN Type Marine Application
Installation Instructions Marine application: verify engine rotation prior to installation. Pre-lube and Break-In procedure, engine oil and gasket kit shipped with engine. Professional installation recommended
Engine Description Standard (CW) rotation; 1976-1987 3.8L OHV V6 Marine application (Buick), need casting numbers
Head Cast --
Block Cast --
Crank Cast --

Installation Instructions

  • Professional Installation recommended.
  • Follow prescribed break-in procedure to ensure correct bedding of components.
  • New or reconditioned ancillary components strongly recommended.
  • Receipt of installation receipt and post-installation diagnostic results are required for warranty validation.

Marine application: verify engine rotation prior to installation. Pre-lube and Break-In procedure, engine oil and gasket kit shipped with engine. Professional installation recommended

Each S&J engine is delivered with prescribed break-in oil, gasket kit and warranty registration form. Follow all recommended procedures and practices. Submission of installation, diagnostic and warranty documentation required for warranty coverage.

Search Results

Year 1984
Make Buick
Model --
Trim --
Series --
Engine Size Liters --
Drive Type --
VIN --
GVWR --
Engine Size CI --
Engine Model --
Fuel type primary --
Engine Cylinders --

Applications Results

From To Make Model Trim Note  
1975 1987 Buick Marine Application Standard (CW) rotation Select
1975 1987 Buick Marine Application Standard (CW) rotation Select
1975 1987 Buick Marine Application Standard (CW) rotation Select
1975 1987 Buick Marine Application Standard (CW) rotation Select
1975 1987 Buick Marine Application Standard (CW) rotation Select
1975 1987 GMC Marine Application Standard (CW) rotation Select
1975 1987 GMC Marine Application Standard (CW) rotation Select
1975 1987 GMC Marine Application Standard (CW) rotation Select
1975 1987 GMC Marine Application Standard (CW) rotation Select
1975 1987 GMC Marine Application Standard (CW) rotation Select