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Low-compression 88mm forged pistons for building a high-boost 1.75L G16E. Machined from A2618 alloy with a bridge-style structure, a nickel-plated crown, and a molybdenum-coated skirt, they drop compression to give large turbochargers room to work while staying light at 318g each. Sold as a piston kit with rings and pins to complete an HKS stroker short block.
Details: Forged A2618 aluminum pistons, 318g each; Bore 88.0mm (for 1.75L/1,746cc stroker builds); Low-compression crown for high-boost setups; Nickel-plated crown, 2-layer molybdenum skirt coating, titanium-coated top ring; For 24mm piston pin
Fitment: 2023+ Toyota GR Corolla (GZEA14H) and GR Yaris (GXPA16), G16E-GTS — Shared G16E-GTS engine internal. Oversize 88mm bore for 1.75L stroker builds - requires matching HKS crank/rods and professional machining/assembly.
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