Price
Available
Sold and shipped by: RESILIENZA LUXEMBOURG SÀRL-S
aluminium cylinder ø 70 4-stroke
Code: 3111393Model: derbi boulevard 125 4t (leader)
Description
TECHNICAL SPECIFICATIONS
Cylinder
- Bore Ø 70 mm;
- Stroke 48.6 mm;
- Displacement 187.6;
- Compression ratio 11.5:1.
- Material: primary aluminium alloy with a high content of hardened and tempered silicon, cylinder liner with silicon carbide coating in a galvanic nickel die and crossed smoothing with two diamond passages with very limited tolerances.
- Machining: on machine tools with high precision numerical control.
- Cylinder-piston connection with an allowance of 0.05 mm.
- Recalculated and upgraded heat exchange surfaces.
Piston
- Ultra compact with 3 rings.
- Material: special aluminium alloy with high silicon content, low thermal expansion and a tin facing on the sliding surfaces.
- Machining on machine tools with numerical control.
- Lightened and reinforced.
- Upgraded heat exchange surfaces.
Piston rings
- Special rings with high sliding ease and very high mechanical resistance.
- I° ring compression in nitrided and chromium steel.
- II° special cast iron ring.
- Three - piece scraper ring made of chromiumplated special steel alloy.
Products reserved exclusively for racing in specifically designed locations according to the provisions of the competent sporting authorities. We disclaim all liability for improper use
Compatible brands and models
Components and Spare Parts
Applies to
Product name | Code | Price | |
---|---|---|---|
aluminium complete cylinder ø 70 pin ø 15 i-tech 4-stroke | 3114621 | 679.50€ | Cart |