stock class mods?

i want to stay in stock cass for racing,
i noe a top end kit will keep me in it but i dont have $150
so can u put triple stage reeds, a 19mm dellorto replica carby on while staying in stock class?
it will be on class 4 and yes i have read the rules in regards to this but i dunno bout the carby n reed.
it will be for an F1 blata replica
this Q is for RD,Dazza and other performance 'know peoples'
thanks Stell

__________________
Blata rep Watercooled
Triple stage reeds,19mm dell
Reed Spacer,Gloss white
Senior Stock Watercooled
South Morang & Port Mel
Cag in the making

(the mmmci is the only club which has official racing with our club insurance)

class 4 rules say
CLASS 4: CHINESE BASIC WATERCOOLED SENIORS AND JUNIORS.
FOUR RACES OF FIVE LAPS.

· Capacity: Maximum 52 cc
· Crankcase: Chinese.
· Crankshaft: Chinese.
· Seals, Bearings, Gaskets: Open
· Barrel / Head: Standard Chinese for that model.
· Coil: Standard Chinese.
· Timing key: Standard Chinese.
· Flywheel: Original Chinese
· Spark Plug: Open
· Clutch: Standard Chinese, material open.
· Carburettor: Standard Chinese for that model.
· Air filter: Open
· Reed block: Standard Chinese.
· Reeds: Material open
· Exhaust system: Standard Chinese for that model.
· Tyres: Smooth or grooved Chinese manufactured tyres only.
· Gear ratios: Open
· Machining: No porting, Machining (including polishing) of Barrel/head, Crankcase, Crankshaft, Conrod, Piston or flywheel is permitted.

therfore the reeds are ok, but not the carby

stell, fit tripple stage reeds, a reed spacer and re- jet the stock carby.

thanks RD and Johns,
will that make mutch of an improvment?

__________________
Blata rep Watercooled
Triple stage reeds,19mm dell
Reed Spacer,Gloss white
Senior Stock Watercooled
South Morang & Port Mel
Cag in the making