MLS gaskets are awesome—until they aren’t. If you’re running MLS head gasket surface prep like it’s a basic composite gasket job, you’re basically scheduling your next...
Heavy Duty Parts Company
Product Highlight: New Pair 4.3L Mercruiser Marine Vortec Cylinder Heads # 113 Casting W/ Head Gasket Set and Bolts
Is your boat or truck engine struggling to deliver the performance you expect? Whether you’re battling saltwater corrosion on marine engines or putting miles on the road...
Boost Your Toyota’s Engine: Buy Remanufactured 5.7L Cylinder Heads for Tundra, Sequoia, and Land Cruiser Today!
If you want to restore the power and performance of your Toyota 5.7L engine, our remanufactured Toyota 5.7L cylinder heads are the perfect solution. These high-quality heads...
Jeep 4.0L OHV Cylinder Head – Upgrade Your Engine for Superior Durability and Performance
If you're looking to improve the performance and durability of your Jeep, upgrading to a Jeep 4.0L OHV Cylinder Head is an essential step. This premium aftermarket cylinder...
Remanufactured GM Chevrolet GMC Buick 2.4L Direct Injection Cylinder Head #279 Casting with Head Gasket Set and Bolts
If you're looking for a high-quality replacement for your vehicle's cylinder head, Heavy Duty Parts Company proudly offers the GM 2.4L Direct Injection Cylinder Head #279....
Remanufactured 2002 CR-V Cylinder Head Valves and Springs: Restore Your Engine’s Performance
Your 2002 Honda CR-V relies on a well-functioning engine to keep you on the road. If you’ve noticed poor engine performance, it could be time to replace the cylinder head. A...
2AR-FE Toyota Cylinder Head – Remanufactured for Engine Performance
Restore Your Toyota's Engine Performance If you own a Toyota with a 2.5L engine, restoring your vehicle’s power and efficiency is easier than ever. Whether you drive a...
The Significance of Cylinder Head Quality on Engine Performance
When optimizing engine performance, many enthusiasts focus on camshafts, pistons, or turbochargers. However, the cylinder head plays a crucial role. It directly influences...
The Importance of Balancing Your Crankshaft Before Installation
When rebuilding or upgrading an engine, one critical step that often gets overlooked is balancing the crankshaft. This essential process ensures smooth engine performance,...
The Evolution of the 5.7 Hemi Engine: 2003-2008 vs. 2009 and Beyond
The 5.7 Hemi engine has a storied reputation for delivering performance, power, and reliability to Chrysler, Dodge, Jeep, and Ram vehicles. Known for its distinct design and...
Remanufactured Cylinder Heads: Just as Good as New
When it’s time to replace a cylinder head, many people assume that buying new is the only way to ensure performance and reliability. However, remanufactured cylinder heads...
The Power of the LML Duramax Cylinder Head: A Closer Look
When it comes to diesel engines, the Duramax line stands as one of the most respected in the industry, and the LML Duramax is no exception. Introduced in 2011, the LML...










