🚗 Suitable for:
- Toyota LandCruiser HZJ70 / HZJ73 / HZJ75 / HZJ78 / HZJ79 / HZJ80 / HZJ105
- Engine: 1HZ 4.2L SOHC 12v Diesel
- Model years: All 1HZ powered Landcruisers from 1990–2007 (varies by body style)
🔥 Take your 1HZ to the next level with this premium turbo upgrade kit. Built around modified pistons with 33mm 1HD-size gudgeon pins and billet 1HD connecting rods, it’s engineered to handle serious power. Add the optional ARP head studs for maximum clamping force and bulletproof reliability.
This is the exact kit we’ve used in workshop builds making over 250hp+ from turbocharged 1HZ engines – delivering the strength, reliability, and performance your LandCruiser deserves.
📦 What’s in the kit
• Modified 1HZ pistons (with rings) to suit 1HD-T gudgeon pin
• Billet upgraded rods (33 mm pin)
• AMC head bolts (or optional ARP head studs)
• Complete Japanese gasket kit, head gasket
• Japanese bearing kit – Main Bearings/Cam Bearings/Thrust Washers
• Engine sealant
🛠️ Fitment details
• Direct fit for 1HZ LandCruiser engines 1990–2007
• Upgraded 1HD rods for turbocharged application
• Optional ARP 11 mm head studs for maximum cylinder head clamping
• Supplied with premium Japanese gaskets, seals, and bearings
⚙️ Why this kit
• Billet rods are stronger than OEM, ideal for turbo setups
• Cherry gasket is OEM to Toyota and other major manufacturers
• STONE gasket kit is the highest-quality Japanese aftermarket option
• Bearings (DAIDO/NDC/TAIHO) and piston rings (TP/NPR) are industry-leading brands
• Every component selected for proven reliability under heavy load and towing conditions
💬 FAQ
• Do I need to specify rod and piston size when ordering?
Yes. Please select required piston and rod sizes when ordering.
• Is machining the bores always required?
In most cases, yes. Most diesel engines have some amount of wear by the time they are due for a rebuild, 0.50mm pistons are the most common size we supply.
📦 Dispatch
• In stock and ready for fast dispatch from our Brisbane warehouse










Can’t recommend the team enough, called up for some advice about my 1HZ, all very helpful. When i did finally put through an order, till when parts arrived communication was absolutely mint as were the parts. Cheers guys will definitely be back.👌🏻👌🏻👌🏻👌🏻