4G63 7-Bolt & 4G64 Platinum Series Pistons (Extreme Duty) - Set of 4 by Manley Performance

Manley pistons are machined of high strength 2618 material. Each design is lightweight yet robust enough to deliver long service life. Perfect ring groove to skirt squareness is achieved through our unique "one fixturing" manufacturing method that assures maximum horsepower. Round wire locks, tool steel wrist pins, and rings are included with every set at no additional charge.

Features

• Pin: Extreme Duty Pin .210" Wall (9310 Alloy) .866" / 22mm Pin
• Bore Size: 87 +2.0mm
• Rod Length: 156 mm (+6mm Longer)
• Stroke: 94 Stroker (2.1L)
• Comp Distance: 1.012"
• Dome Volume: -8 cc
• Cylinder Head cc: 47 cc for DSM 43 cc for EVO
• Compression Ratio: 10.0:1 for DSM 10.5:1 for EVO
• Piston Type: Dish
• Weight: 302 Grams
• Ring Set: 46870‑4

Benefits

• "Contour forgings" provide the optimum balance between strength and weight with no grain-interrupting internal milling.
• Proprietary multi-step top ring groove machining process assures optimum control of the groove's size, geometry, flatness, and finish.
• All final turning is performed in one fixturing resulting in complete squareness of rings to the cylinder wall.
• Federal Form-Scan gauging validates ideal skirt indexing to pinhole and skirt-to-skirt polarity.
• Value - added features such as a pressure balance groove included in all series.
• Precise pinhole machining results in an exact compression distance as well as precise lock ring groove spacing, size, and concentricity.

Please Note: The image provided is generic and may not be an accurate representation of the product you will receive

Applications

• 1996-2006 Mitsubishi Lancer Evolution 4-9
• 1992.5-1999 Mitsubishi Eclipse GST/GSX
• 1992.5-1998 Eagle Talon TSi
• 1992.5-1994 Plymouth Laser RS
• 1992.5-1993 Mitsubishi Galant VR4

What's In The Box?

• 4 - Pistons
• 4 - Piston Rings
• 4 - Wrist Pins
• 4 - Spiral Locks

Warranty

• Manley products, due to their intended use, are sold without warranty.