1HZ / 1HD-T Diesel Timing Belt Kit 1990-2007 Spring Type — 1HZ, 1HD-T, 1PZ — Land Cruiser 70/80/100 (HZJ, HDJ)

Everything for a timing belt service on the 1HZ / 1HD-T Diesel 1990-2007 spring style tensioner: the timing belt plus its idler(s), tensioner spring, cam seal, and front crank seal — bundled so you replace the whole rotating assembly at once. The camshaft seal is best replaced while everything is exposed, and the main crank seal is a key preventative item we've included for a long-lasting, reliable engine.

What's in the kit

• Timing Belt (Spring Tensioner, 94T) — fits 1PZ, 1HZ, 1HD-T, Land Cruiser 70 & 100 Series (1990–1998)
• Timing Belt Idler Tension Spring — Toyota #90507-27001 — fits 1PZ, 1HZ, 1HD-T, Land Cruiser 70/80 Series & Prado
• Spring Style Timing Belt Idler No.1 — Toyota #13505-17011 — fits 1PZ, 1HZ, 1HZT, 1HD-T, Land Cruiser 70/80 Series & Prado
• Camshaft Oil Seal — #90311-32019 Replace with the upper cam shaft cover when it's removed for belt change.
• Front Crankshaft Oil Seal — We recommend always replacing the front main crank seal whenever changing the timing set. We include instructions for properly re-sealing the main crankshaft bolt. but be careful! The main crank bolt is torqued to 275 ft. LBS.

Two ways to buy

• OEM Package — Toyota Genuine parts throughout.
• Cruiser Worx Package — quality value-brand equivalents hand-picked from stock, at a lower price.

Fits: 1HZ, 1HD-T, 1HD-FT — Land Cruiser 70/80/100 (HZJ, HDJ). Applications vary by year and market — confirm the part numbers above against your VIN/engine before ordering.

This is an interference engine — a failed belt can bend valves. Replace the belt, idler(s) and tensioner together, and consider the water pump at the same time.

Pairs with — the rest of the 1HZ / 1HD-T Diesel maintenance range:

Filters Service Kit →Water Pump Kit →

Or browse the Maintenance Items collection.