Xem Studiomeasured geometryLibrary › Hardware › Pistons Ø16, 20, 25 and 30 with a Ø3 wrist-pin boss
piston Ø25 (= the liner bore; clearance-seal running fit) × 22
piston Ø25 (= the liner bore; clearance-seal running fit) × 22: Ø3 rod hole and a Ø3 wrist-pin boss
Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.
STEP STL free, CC BY 4.0 (credit "Xem Studio")
Dimensions
| file | piston-25x22-blank |
|---|---|
| diameter | 25 |
| length | 22 |
| rod hole | 3 |
| wrist-pin hole | 3 |
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Pistons Ø16, 20, 25 and 30 with a Ø3 wrist-pin boss: every size, notes, mating features and sources. What small piston has a 3 mm wrist pin?
Other sizes
- piston Ø16 (= the liner bore; clearance-seal running fit) × 14
- trunk piston Ø16 (= the liner bore) × 14
- piston Ø20 (= the liner bore; clearance-seal running fit) × 18
- trunk piston Ø20 (= the liner bore) × 18
- trunk piston Ø25 (= the liner bore) × 22
- piston Ø30 (= the liner bore; clearance-seal running fit) × 27
- trunk piston Ø30 (= the liner bore) × 27