Spool CP Custom RB20DET Pistons

Spool CP Custom Nissan RB20DET Pistons

These Custom Pistons are available in:

• Comp Ratio: 9.0:1
• 5310 Series Pins

Note: Also available in custom bore size's and comp ratio's for an additional surcharge – please email for details.

CP Pistons standard features include:

• 5310 gudgeon pins
• 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

Available options

• Piston Size: +.5mm 78.5mm; Standard 78mm (Special Order); +1mm 79mm (Special Order)
• Piston Pin Upgrades: No Pin Upgrade; 9310 0.200" Pins; 9310 0.250" Pins

Engine build fitment

RB20. Match the selected dimensions, engine generation and rotating assembly specification before machining or assembly.

Installation and BBT workshop support

Confirm finished bore size, piston-to-wall clearance, compression height, pin specification, ring gaps and valve clearance against the supplied piston documentation.

Built by Boost & Tune is an authorised Spool Imports dealer and can assist with component selection, engine assembly and tuning requirements for your build.