Honda Integra Type R Civic VTi B18C Forged Piston Kit 81mm 1995-2000
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Honda Integra Type R Civic VTi B18C Forged Piston Kit 81mm 1995-2000

HD-B18-F81
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$2,850.00
Additional charges will be calculated at checkout based on your delivery address.
$2,850.00

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Honda Integra Type R Civic VTi B18C Forged Piston Kit 81mm 1995-2000

Honda B18C Forged Piston Kit — 81.00mm Bore | 12.0:1 High Compression VTEC

The engine that made VTEC legendary — built to make it hit even harder.

Purpose-built for the iconic B18C, this forged piston kit is designed for enthusiasts chasing the high-revving, naturally aspirated character that made this engine a legend. A 12.0:1 compression ratio sharpens throttle response and maximizes VTEC crossover power, while 4032 forged aluminum construction ensures the strength to handle sustained high-RPM abuse reliably.

Whether you're building a track-focused DC2, refreshing a tired SiR-G, or chasing maximum naturally aspirated output from your EK4, this kit is engineered to extract everything the B-series has to offer.

Why Choose This Kit

  • 12.0:1 Compression Ratio — Purpose-built for NA performance, sharpening throttle response and top-end power
  • Forged 4032 Aluminum — Superior strength and heat resistance versus stock cast pistons for high-revving reliability
  • Legendary B18C Platform — Matched precisely to the engine's proven bore and pin specs
  • VTEC-Optimized — Built to handle the demands of aggressive VTEC crossover and sustained high-RPM driving

Fitment

  • Honda Integra Type R (DC2)
  • Honda Civic VTi (EK4)
  • Honda Integra SiR-G

Confirm your fuel octane requirements before running this compression ratio — 12.0:1 typically calls for premium or race fuel depending on your region and tune.

Specifications

Spec Detail
Bore Size 81.00mm (Standard)
Material 4032 Forged Aluminum
Compression Ratio 12.0:1
Pin Size 21.0mm

Installation Notice

⚠️ Professional installation is strongly recommended. High-compression builds require careful attention to tuning, fuel quality, and ignition timing — installation and tuning by an experienced engine builder is essential.

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