ARIAS A3310404 Pistons B Series 81.5mm Flat Top

Wrist Pins

  • Arias Pistons PN A3310404 are associated with three different applications depending on what combination of block and head you choose to combine as listed below:
  • B18/B20 With B16A Head: 10.0:1
  • B18/B20 With B18C Head: 10.2:1
  • B16A with B16A Head: 9.1:1
  • B16A with B18C Head: 9.2:1
  • Pin Size: 21mm
  • Bore: 81.5mm
  • Rings are included with the Piston Set
  • ARIAS pistons are rated at 650+ hp. but here at Golden Eagle, we believe in overbuilding. If you plan on hitting 600+ hp. we would highly recommend the upgraded pin option. 
  • Part Numbers:
  • G.E PN: A3310404 PISTONS
  • STD PIN PN: 827-2250-20CP1C
  • HD PIN PN: 827-2250-20CP3C

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