NPR piston

PISTON BUYER'S GUIDE

Cylinder Wall Clearance is showing Total Diameter, not one side. EX: -0.04 (Total) / 2 = -0.02 (one side)

© 2010 NPR of America, LLC NOA PISTON SPECIFICATION AND PISTON RING # FOR KIT PISTON DIAMETER MEASURING POINT EXPLANATION C 1ST PIN -0 (STD) -1 (0.25) -2 (0.50) -3 (0.75) -4 (1.00) PISTON INFORMATION NOA Y BORE LENGTH COMP. + DIST. 2ND LENGTH COLOR mm mm mm mm mm PISTON CODE L mm mm mm mm OIL1 DIA. inch inch inch inch inch PART # inch inch inch inch OIL2 mm MID MID MID MID MID

1

2

3

4

PISTON RING #

5

6

Wall Clearance mm inch

11

9 7 8

17

18

19

20

21

22

12 10 Cir Clip 13

14

SURFACE TREATMENT 15

REMARKS: Measure for OIL Clearance:

23

mm inch

from Bottom of Skirt.

16

Important!: New Additions to Buyser's Guide. 1. Measuring Point for Widest Point on Piston Skirt. 2. Dot. Calm Bore Range by Color Code.

1: 2: 3: 4: 5: 6: 7: 8: 9: 10: 11: 12:

NOA's Piston Part Number. Number of Cylinder. Cylinder Bore Diameter. Piston Length. Compression Distance. Dome or Dish. Dome or Dish Height. Piston Ring Grove. Piston Pin Length. Piston Pin Diameter. NPR's Piston Ring for Piston Kit. Cylinder Wall Clearance.

NPR of America, LLC

13: 14: 15: 16: 17: 18: 19: 20: 21: 22: 23:

Piston Drawing. Cir Clip. Head Surface Treatment Information. Skirt Surface Treatment Information. Color Code. Piston Mid. Diameter - -0 (STD) Size. Piston Mid. Diameter - -1 (0.25) Size. Piston Mid. Diameter - -2 (0.50) Size. Piston Mid. Diameter - -3 (0.75) Size. Piston Mid. Diameter - -4 (1.00) Size. Piston Diameter Measuring Point.

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PISTON BUYER'S GUIDE