CP - Mitsubishi 4G93 Custom Spool Pistons

These Spool CP Custom Pistons are available in:

• Bore: +0.5mm
• Comp Ratio: 9.0:1
• 5310 Series Pins
• 4 Valve Pockets
• 2618 Forged Alloy

CP Pistons standard features include:

• 5310 Gudgeon Pins (9310 thicker wall thickness pins are available as an upgrade)/li>
• Deep valve reliefs accommodate high lift camshafts
• Larger valve reliefs for +1mm valve sizes
• Custom skirt cam and barrel design
• Accumulator grooves
• High strength aluminum forgings
• High performance rings
• Fully CNC machined and balanced to +/- 1 gram
• Wrist pins included
• Double pin oilers force fed from oil ring groove
• Pick lock grooves for easy lock removal
• Pin fitting included