HKS

HKS BCD Piston Full Kit - G16E 1.75L HC-TT Step 3 Stroker (88mm) - Toyota GR Corolla 2023+ / GR Yaris (HKS21004-AT012)

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  • $14,877.99 CAD
  • Regular price $15,659.99 CAD
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ON ORDER

HKS's flagship 1.75L high-compression stroker package takes the G16E-GTS to 1,746cc with a billet full-counter crankshaft, 88mm forged Triple Tumble pistons, and reinforced I-beam rods. The longer 95.7mm stroke and high-compression crown build boost from low rpm even behind a large turbo, while HKS's cooling and coating work keeps everything alive under big power. Supplied complete with rings and pins as a matched, balanced assembly.

Details: Complete stroker kit: pistons, conrods, crankshaft, rings, pins; Displacement 1,746cc (from 1,618cc); Bore 88.0mm, stroke 95.7mm; Compression ratio 11.6 (with 0.79mm head gasket); Forged A2618 pistons; billet full-counter crank; SNCM I-beam rods; titanium-coated top ring; Balancer shaft deleted - cannot be used with the stock balancer shaft

Fitment: 2023+ Toyota GR Corolla (GZEA14H) and GR Yaris (GXPA16), G16E-GTS — Shared G16E-GTS engine internals. High-octane fuel required. Professional engine build mandatory; cannot run the standard balancer shaft.

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