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DRAG SPECIALTIES REPLACEMENT PISTON KIT 103 TWIN CAM BORE + 0.010" O.E.M quality cast aluminum alloy construction Pistons have coating that extends piston life, reduces friction and allows for cooler running engines Ideal for OEM replacement Economical with great performance all in one package Kits include two pistons, wrist pins and clips Accept OEM or Hastings rings (order separately)
| Product specifications | |
|---|---|
| Vendor part # | 21989-07+.010 |
| Weight | 1.1300 Kg |
| UM | EA |
| PISTON DIAMETER IMPERIAL | 3.875" |
| COMPRESSION RATIO IMPERIAL | 9.6:1 |
| BORE - OVERSIZE | +0,010" |
| BORE OVERSIZE - IMPERIAL | +0.010" |
| PISTON MATERIAL | Aluminum |
| STROKE LENGTH | 4-3/8" |
| PRODUCT NAME | Piston |
| UNITS | Kit |
| PISTON DIAMETER | 3,875" |
| BORE SIZE | 3,875" |
| COMPRESSION RATIO | 9,6:1 |
