Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 1
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 2
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 3
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 4
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 5
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 6
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 7
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 8
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 9
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 10
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 11
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 12
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 13
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 1
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 2
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 3
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 4
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 5
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 6
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 7
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 8
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 9
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 10
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 11
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 12
Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston  - 13
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Big bore set 250cc for Cygnus125 with four valves head Ex23/In25 ceramic cylinder 70mm Fjn piston

TS48572793
In Stock
USD 1,200

Big bore set 250cc for upgrade Yamaha Cygnus125 5ML engine.

Set includes: four valves cylinder head Ex23/In25with billet lids, ceramic cylinder kit 70mm with FJN piston, long chain, aluminum spacers,  camshaft, rockers with rollers, powerful starter, big manifold, 34mm carburetor, air filter, ignition coil, bendix.

Description

For installation this set engine boring and welding is needed. 

Can be used with long stroke crankshaft +6.2mm.

Product Details

Product name
Big bore kit / cylinder kit
Brand
Yamaha
Model
BWS 125
CYGNUS 125
Displacement
250cc
Stroke
4T
Engine
5ML
Piston size
70mm
Valves sizes
EX23 / IN25

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