Piston stop M14x70mm universal

Piston stop tool for 2-stroke scooters in size M14x70mm

This universal piston stopper with an M14x70mm thread is an indispensable tool for maintaining 2-stroke scooters. You use the piston stopper to temporarily block the piston through the spark plug hole, allowing you to safely remove or tighten components such as the variator, crankshaft nut, or ignition.

Note: This piston stop is only suitable for engines with an M14 thread in the spark plug hole , such as scooters that use a spark plug with an M14 x 1.25 thread. This includes common spark plugs such as the NGK B7HS, B8HS, BR8ES , and similar types.

Product information:

• Thread: M14 x 1.25
• Length: 70 mm
• Material: Metal
• Application: 2-stroke engine blocks
• Not suitable for: 4-stroke engines and engines with M10 spark plugs (such as NGK CR7HSA, CR8EB)

Suitable for scooters such as:

• Piaggio Zip 2-stroke
• Vespa Ciao, Bravo, PK 50
• Yamaha Aerox 2T
• Aprilia SR 50 2T
• Peugeot Speedfight 2
• Minarelli horizontal/vertical blocks
• Derbi Senda (older 2T models)

This piston stop does not fit modern 4-stroke scooters with small spark plugs (M10), such as Peugeot Kisbee 4T, Kymco Agility 50 4T, SYM Fiddle II, China GY6 50cc, etc. For these you need an M10 piston stop .

Use this tool only on 2-stroke engines to avoid damage to valves or pistons.