This is an Italian GP200 casing, the customer wanted a GT 230 conversion. The engine was in bad shape when disassembled as can been seen in the images below.
This GT 230 conversion consists of:
- 60/110 crank
- AF Wossner 70mm piston
- GT 200 bridged barrel bored to 70.25mm and ported
- Franspeed Race exhaust
- Electrex ignition system
- LI 150 gearbox at 4.7 final drive
- Five plate clutch
- PHBH 30mm carb
Problems encountered when stripping down.
Transfers
Endplate falling off
Transfers
Stud threads
Slidding dog missing a leg.
Stud threads
The chain guide was held in with 2 M8 bolts.
Other work undertaken
Piton mods
BDC
Crankcase
Piston mods
BLowdown area
Filings
Exhaust port
Boost ports
Mag
Mag
