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DRAG SPECIALTIES REPLACEMENT PISTON KIT 103 TWIN CAM STANDARD BORE 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 |
| Weight | 1.1100 Kg |
| UM | EA |
| BORE SIZE | 3,875" |
| BORE - OVERSIZE | Standard |
| PISTON DIAMETER IMPERIAL | 3.875" |
| BORE OVERSIZE - IMPERIAL | Standard |
| COMPRESSION RATIO IMPERIAL | 9.6:1 |
| PISTON DIAMETER | 3,875" |
| PISTON MATERIAL | Aluminum |
| STROKE LENGTH | 4-3/8" |
| PRODUCT NAME | Piston |
| UNITS | Kit |
| COMPRESSION RATIO | 9,6:1 |
