This is the MRB designed RaceTour cylinder kit. They are available with 195cc (Ø=65mm) for the small casings (125 - 175 cc) as well as with 225cc (Ø=70mm) for the 200 cc casings.
Both offer significant improvements with respect to power.
This kit is a design of Mark Broadhurst for fast road use. The engines are easy to ride and feel like an original Innocenti Lambretta engine with double the power of a standard 200 cc engine. The kit is easy to fit and comes with all the needed studs, washers, gaskets and so on.
Update: Piston made in Italy by Meteor with running-in coating.
- Ceramic plated alloy barrel
- Four fixings of exhaust stub
- 200 cc inlet stud spacing on small and large block barrels
- Italian made (Meteor) piston kit with running-in coating (195cc =Ø65mm, 225cc =Ø70mm)
- Two 1 mm piston rings (made in Italy)
- Fully CNC machined anti warp head made from billet alloy with recess into bore and four additional fixing screws (8 fixings in total). Made in Germany.
- Compression ratio for highest reliability
- Porting spec for high powered touring with lots of torque and wide power band
- Improved fuel economy saves money paying for the kit long term
- Improved casting thickness around the cylinder head and base gasket, so it can be easily tuned
Cylinder kit -BGM PRO MRB-Racetour 195 cc- Lambretta LI 125-150, LIS 125-150, SX
General performance class: sport EAN: 4251389106197 Gudgeon pins diameter: 16 mm Spark plugs thread type: M14x1,25 thread spark plug: long heat rating NGK: B9ES Cylinders displacement: 192.46 cm³ bore: 65 mm engine type: 2-stroke type of cooling: air cooled material: aluminium material piston cylinder surface: Ceramic cylinder head inclusive: cylinder gasket set inclusive: number of transfers (incl.boost ports): 2 shape exhaust port: single port (oval) exhaust mounting: flange flange type: MB exhaust bolt pitch: 65 mm thread exhaust studs: M7 Crankshafts stroke: 58 mm Pistons number of piston rings: 2 production method piston: cast Piston rings piston ring type: common ring thickness rings: 1,0mm Circlips circlip type: C-type wire size of circlip: 1,0mm Cylinder heads cylinder head type: one piece
Please message with your requirements , these kits can normally be delivered in 5-7 days from Germany