Engine Piston & Wrist Pin Kit

Why this part is needed

This engine piston seals combustion, transfers force to the crankshaft, and stabilizes oil control in hard‑working Toyota trucks and vans. Installing a fresh, OE‑spec kit restores compression, power, fuel economy, and clean exhaust after wear, scoring, overheating, or high mileage.

How it works

Forged aluminum alloy handles extreme heat at the crown, while ring lands secure compression and oil rings. The floating wrist pin links piston to connecting rod via circlips, allowing smooth pivoting. Correct skirt profile and low‑friction coating minimize slap and drag, keeping the cylinder wall protected in petrol or diesel applications.

What happens if it’s broken ⚠️

Symptoms include hard starts, low compression, loss of power, blow‑by, blue smoke, high oil use, knocking, and misfire. Cracked rings can score the bore; a seized pin may bend the rod, risking engine failure. Replace pistons as a matched set, check bore size, ring end gaps, and pin clearance for a durable fix.

Key benefits ✅

• Accurate OEM geometry and balance
• Correct pin, clips, and ring groove specs
• Reliable sealing, quieter running, longer service life

Compatibility

• Dyna 150
• Dyna 150/Toyoace G15
• Dyna150
• Hiace Truck
• Hiace Van,Commuter
• Hiace/Regiusace
• Hilux
• Hilux 2Wd
• Hilux/4Runner (4Wd)
• Land Cruiser
• Land Cruiser 90
• Quick Delivery
• Toyoace/Dyna