HKS

PRODUCTENGINE

HOME  >  PRODUCT  >  ENGINE  >  SHORT BLOCK  >  EJ20 2.2L

ENGINE BLOCK COMPONENTS

SHORT BLOCK 4G63 2.3L STEP2 SHORT BLOCK 4G63 2.3L STEP2

New short block for MITSUBISHI LANCER EVO!!! (Compatible with EVO 9 to 9MR)
This short block is assembled with 2.3L PISTON FULL KIT for 4G63.

  • The 2.3L displacement upgrade kit is built into a brand new cylinder block, so it can be used with piece of mind.
  • The special pistons for the short engine block is based on a 0.5mm oversize pistons with Ni coating on the top surface and a 2-layer molybdenum coating on the skirt.
  • Boring to D0.5mm oversize to increase cylinder accuracy. (treated by using dummy head)
  • The engine block is assembled with the top of the deck carefully resurfaced.
  • The balancer shaft-less design eliminates the oil supply to the balancer shaft, so the oil supply hole in the main journal is enlarged to improve cooling and oil quantity.

Piston

  • For 2.3L short block. Forged piston dia. 85.5
  • Ni plating at the top surface. 2-layer Molybdenum coating at the skirt.

Connecting Rod

  • H-beam billet connecting rod (2.3L kit, STEP 2)

Crankshaft

  • Billet Full counter crankshaft (2.3L kit, STEP 2)

Specification

  HKS 2.3L Stock
Bore 85.5mm 85.0mm
Stroke 96.0mm 88.0mm
Compression Ratio (t=1.2) 9.0 8.8
Displacement 2,205cc 1,997cc

SHORT BLOCK 4G63 2.3L STEP2

Block Modifications Assembled the balance shaft bearings reversely to
close the oil supply holes for balance shaftless.
Resurfacing Cylinder head.
Main Bolt MITSUBISHI OEM
Piston HKS Forged piston, Ni Plating, 2-layers Molybdenum coating
Connecting Rod HKS H-beam
Crankshaft HKS billet
Main Bearing MITSUBISHI OEM w/ Molybdenum-WPC treatment
Connecting Rod Bearing MITSUBISHI OEM w/ Molybdenum-WPC treatment
Provided parts Short parts for balance shaftless

[ Back to "SHORT ENGINE" top Page ]

RECOMMEND ITEM