Piston 0.50mm oversize, Pre-topped, Performance, “Y” Crown Design
Oversize 0.50mm, Performance, pre-topped, replacement piston set to suit Toyota 1HZ-T engines. Featuring new “Y” crown design for improved cylinder swirl and fuel/air mixing. These pistons are oil gallery cooled and are supplied with the required oil squirters. They are pre-topped 0.15 mm in compression height, have 50% thicker crowns, extra top ring land clearance, increased under-crown radius and improved skirt and boss designs – no struts. Top ring grooves have been moved down 2.5 mm. Full piston has been phosphated. 100% Ultrasonic tested for high-integrity Alfin insert bonding. Made from AC8A-T6 Eutectic aluminium. Piston crown weights optimised to maintain piston rock near or at T.D.C.
Top ring 2.0 mm 1/2 keystone, 2nd ring 2.0 mm, Oil ring 4.0 mm, Gudgeon pin diameter: 33.0 mm.
Sold as an engine set including pistons, pins, circlips and squirters.
We recommend Diesel Performance Parts billet, I-beam conrods with ARP2000 conrod bolts, ACL Race series crankshaft bearings and Diesel Performance Parts ring sets with Total Seal Gapless 2nd Ring Technology
(DPP brand - made in Taiwan)
$1,201.20 inc. GST inc. GST
