Namura/SPI .020 Over Bore Top End Kit for Ski-Doo 600 ACE 4-Strokes - 74.5mm
Namura/SPI .020 Over Bore Top End Kit for Ski-Doo 600 ACE 4-Strokes - 74.5mm
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Namura/SPI .020 Over Bore Top End Kit for Ski-Doo
This top end kit is designed for Ski-Doo 600 ACE 4-stroke engines, featuring a .020 over bore with a 74.5mm piston to restore compression and power.
Overview
This Namura/SPI top end kit provides a .020 over bore (74.5mm) piston assembly for Ski-Doo 600 ACE 4-stroke snowmobile engines. It includes all necessary components to rebuild the top end and bring back lost performance. Ideal for riders looking to refresh their engine after wear or damage.
Built For Performance
- Oversized .020 bore (74.5mm) restores cylinder compression
- Designed specifically for Ski-Doo 600 ACE 4-stroke engines
- High-strength alloy construction for durability
- Precision-machined ring grooves for consistent seal
- Direct replacement for worn top end components
Fits These Machines
- for Ski-Doo 600 ACE 4-stroke engines
Specs At A Glance
| Bore | 74.5mm (.020 over) |
| Engine | Ski-Doo 600 ACE 4-stroke |
Good To Know
Q: Do I need to re-bore my cylinder to use this kit? A: Yes, this is an oversized piston set; your cylinder must be bored to 74.5mm to match.
Q: What engines does this kit fit? A: This kit is specifically for Ski-Doo 600 ACE 4-stroke engines; confirm your engine model before ordering.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.
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