Toyota 2LT-II New AMC Cylinder Head 1998+ Hilux HiAce Prado Upgrade 11101-54121

Product Overview

Refresh your 1998+ Toyota 2LT-II diesel engine with a brand-new AMC cylinder head. AMC castings are internationally trusted for solving the common cracking and overheating issues in Toyota’s factory heads.

This head is available in two configurations:

• Bare Casting for those who want to build their setup with custom valves and springs
• Complete Head (Loaded) that comes pre-assembled with camshaft(s), with valves, with valve springs, with valve guides, valve seats, and pre chambers, and is ready to install 

Whether you’re building a motor to your own specs or want a hassle-free bolt-on solution, this AMC cylinder head is the proven choice for long-term reliability.

why choose AMC for your 2LT-II?

• Superior casting strength improved metallurgy, resists cracking, and heat stress
• Exact OEM fitment designed to Toyota factory specs for seamless install
• Restores reliability & performance, eliminates black smoke, overheating, and loss of compression from failed heads

fitment

installation notes

• Always replace the head gasket, head bolts or studs, and timing components during the installation process.
• Verify proper torque sequences to factory specifications.
• For Bare Casting, a professional valve train assembly is recommended before installation.

FAQs

Are AMC's cylinder heads better than the OEM Toyota ones?
Yes, AMC heads are engineered with stronger alloys and improved cooling passages, solving many of the issues that plagued the factory castings.

Do I need new head bolts or studs?
Yes, head bolts are torque-to-yield and should never be reused. We recommend pairing this head with a new Toyota OEM or ARP stud kit.

Is OEM 11101-54121 the recommended replacement for OEM 11101‑54160?
Yes, the revised head:11101‑54160 was introduced to fix the cracking and cooling issues that plagued 11101‑54160.