47 products fit your

1981 GMC K1500

Add Engine

Show Direct Fit Parts

47 products

Clear All

Fitment

1981 GMC K1500

Category

Cooling and Heating

Subcategory

Climate Control Components

Products

Related Articles

Car Cooling System Components

Car Cooling System Components

Read More

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.

Disassembling Valvetrain Components

Disassembling Valvetrain Components

Read More

Rebuilding an engine? Stay organized by using a valvetrain rocker arm organizer tray while disassembling the valvetrain components. Learn some tips on why you shouldn't mix up lifters if you intend on using them again.

Installing AVS Side Window Deflectors on 2013 Dodge Ram 1500

Installing AVS Side Window Deflectors on 2013 Dodge Ram 1500

Read More

How to install AVS side window deflectors on a 2013 Dodge Ram 1500.

Upgrading the Cooling System for a Small Block Chevy

Upgrading the Cooling System for a Small Block Chevy

Read More

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

Adding a Water Bypass Kit to an Intake Manifold

Adding a Water Bypass Kit to an Intake Manifold

Read More

Keep your rear cylinders running cool in a high performance engine by installing a water bypass kit to the intake manifold.

Showing all 47 results

Customer Impersonation Script