HKS FA24 Short Block 2.5L High Comp Step 2 - Toyota GR86 ZN8 / Subaru BRZ ZD8 2022+

Description

HKS FA24 2.5L HIGH COMP short block with 2.5L stroker. This kit allows you to enjoy the stroker kit more easily as the block is preassembled by HKS.

Step 2 is recommended for Forced Induction.

Features:
- Forged high-compression pistons for higher strength.
- Allowable torque has been increased by adopting high-strength I-beam connecting rods.
- *STEP2: Machined connecting rods
- Forged crankshaft for strength and reliable increased stroke.
- Highly durable connecting rod bearings are used.

SHORT BLOCK FA24 2.5L HIGH COMP Specifications:
- Piston: HKS Forged Hi-Comp Piston
- Conrod: Step 2:HKS Machined I-Beam
- Crankshaft: HKS Forged Crank
- Main bearing: Stock
- Conrod bearing: ACL
- Bore: HKS: 94.0mm / Stock: 94.0mm
- Stroke: HKS: 90.0mm / Stock: 86.0mm
- Displacement: HKS: 2,498cc / Stock: 2,387cc

Comp. Ratio (Stock Cylinder Head - NOT Included)
- Gasket Thickness (mm): Comp. Ratio:
- Gasket Thickness (mm): 0.6 (Stock) / Comp. Ratio: 12.2
- Gasket Thickness (mm): 0.8mm (Grommet Type) / Comp. Ratio: 11.8
- Gasket Thickness (mm): 1.2mm (Grommet Type) / Comp. Ratio: 11.3

Note: Will require custom ECU tuning.