Perkins 98.48 mm piston details:
Type 1:
Diameter: 98.48mm
Ring grooves:2.38+2.38+2.38+6.35+6.35
pin hole: 34.8mm
pin length: 84mm

Type 2:
Diameter: 98.48mm
Ring grooves: 2.38+2.38+2.38+6.35+6.35
Pin hole: 34.92mm

Type 3:
diameter: 98.48mm
Ring grooves: 2.38+2.38+4.76
Pin hole: 34.925mm

Type 4:
diameter: 98.48mm
Ring grooves: 2.38+2.38+2.38+6.24+6.24
Pin hole: 34.925mm

Type 5:
diameter: 98.48mm
Ring grooves: 2.38+2.38+2.38+6.35
Pin hole: 31.75mm

Type 6:
diameter: 98.48mm
Ring grooves: 3+2.5+5
Pin hole: 38.1mm

Type 7:
diameter: 98.48mm
Ring grooves: 3.16+2.38+4.74
Pin hole: 38.1mm

we are the manufacturer for the piston, piston ring and cylinder liner in China, and we have developed more then 300 kinds of engine types so far.
welcome to your visit our facotry~