2.0L 16v - 4G63 6-bolt
Manufacturers
2.0L 16v - 4G63 6-bolt
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4G63 2.3L forged pistons (4G64 crankshaft, 6-bolt) bores 85 to 86 mm, RV 8.5:1 to 8.8:1, axle 21 mm. Wiseco, JE, Manley ranges. Compatible with Eclipse GS-T/GSX, Talon TSi, Laser RS Turbo, Galant VR-4.
Specifications of the forged pistons offered by NSB Concept for conversion 2,3 L (4G63 6-bolt + crankshaft 4G64) :
| Reference piston | Bore (mm)OEM 85,5 | CROEM 8,5 :1 | pin (mm)OEM 21 | Height pin (mm)OEM 28,7 | Range | Aluminium | Coating | Forging | Dome (cc) | Weight (g) | Rings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| WK571M85 | 85 | 8,8 :1 | 21 | 28,7 | Wiseco | 2618 | Skirt | NC | -21 | NC | 8500XX |
| JE-270665 | 85,5 | 8,5 :1 | 21 | 28,7 | JE Round | 2618 | NC | Round | -22 | 275 | NC |
| 607005C-4 | 85,5 | 8,5 :1 | NC | 28,7 | Manley | 4032 | Skirt | NC | -22 | 300 | NC |
| 607005CE-4 | 85,5 | 8,5 :1 | NC | 28,7 | Manley HD | 2618 | Skirt | NC | -22 | 300 | NC |
| WK571M855 | 85,5 | 8,8 :1 | 21 | 28,7 | Wiseco | 2618 | Skirt | NC | -21 | NC | 8550XX |
| JE-270668 | 86 | 8,5 :1 | 21 | 28,7 | JE Round | 2618 | NC | Round | -22 | 280 | NC |
| WK571M86 | 86 | 8,8 :1 | 21 | 28,7 | Wiseco | 2618 | Skirt | NC | -21 | NC | 8600XX |
Compatibility engine :
| Brand | Model | Chassis | Engine code | Power (ch) | Years |
|---|---|---|---|---|---|
| Eagle | Talon TSi / TSi AWD | DSM 1G | 4G63T (6-bolt) | 190–195 | 1990 – 1992 |
| Mitsubishi | Eclipse GS-T | DSM 1G | 4G63T (6-bolt) | 190 | 1990 – 1992 |
| Mitsubishi | Eclipse GSX | DSM 1G | 4G63T (6-bolt) | 195 | 1990 – 1992 |
| Mitsubishi | Galant VR-4 | E38A/E39A | 4G63T (6-bolt) | 190–195 | 1991 – 1992 |
| Plymouth | Laser RS Turbo | DSM 1G | 4G63T (6-bolt) | 190 | 1990 – 1992 |
Manufacturer piston references (OEM) :
references original Mitsubishi for pistons 4G63T piston & pin — Standard (grades A/B/C) and oversizes officielles :
| Reference OEM | Taille | Details | Applications (vehicles of the table) |
|---|---|---|---|
| MD188108 | STD (grade A) | piston & PIN ASSY | Eclipse GS-T/GSX 90-92, Talon TSi 90-92, Laser RS Turbo 90-92, Galant VR-4 91-92 |
| MD188109 | STD (grade B) | piston & PIN ASSY | Idem |
| MD188110 | STD (grade C) | piston & PIN ASSY | Idem |
| MD194513 | +0,25 mm | piston & PIN ASSY | Idem |
| MD194514 | +0,50 mm | piston & PIN ASSY | Idem |
| MD194515 | +0,75 mm | piston & PIN ASSY | Idem |
| MD194516 | +1,00 mm | piston & PIN ASSY | Idem |
Warning : Before installation, please verify the integrity and conformity of each component of the piston kit, as well as the correctness of the assembly in the engine. Any warranty is strictly limited to the parts included in the piston kit.
