23.0 Group Junior
23.1 Class Junior
Affiliation Commercial – UKC management Team
Introduction. For further details contact firstname.lastname@example.org Or
visit web site www.clubmankarting.co.uk
23.3 Chassis. CIK homologated conforming to MSA
direct drive regulations.
Parilla Leopard TaG . This engine must conform to the manufacturers
specifications and may not be modified in any way. Its function must be as designed and
intended. The addition of materials to any components is not permitted. All parts used in or on the engine must be of
original manufacture. Only the original
manufacture power pack, wiring loom and starter may be used. Only the official
restrictor may be used.
* If it is not mentioned –
assume it is not allowed.
Piston port inc. BT82 – As per CIK list 1995 & earlier, fitted
with centrifugal clutch & started by
Leopard – Official restrictor
14mm ( 130kg weight), 14.75mm (140kg weight). Piston port – commercially
manufactured 3mm flat plate - 19mm
(125kg weight), 20.5mm (135kg weight)
23.4.2 Carburettor. Leopard
– Tillotson 334/23 334/19 360 standard & unmodified.
Piston Port – Walbro CIK -
Standard & unmodified.
Washers or levers to aid jet adjustment are permitted.
No added / extra components of
any description that could affect the air flow either side of the restrictor
,where required, are allowed.
23.4.3 Exhaust silencer . The silencer must be as
supplied and may not be modified, cut and /or re-welded. Exhaust flex bandage
must be used.
23.4.4 Battery. The battery must be to the supplied
specification up to 7.5 Ah. Maximum size
155mm x 70mm x 100mm and sealed.
Radiator. In accordance with MSA regulations
23.5 Transmission. Direct from engine to axle via a
single length of chain. Leopard – 11t sprocket, Piston Port – 10t to
Solid or hollow up to 40m diameter of a ferrous material.
Brakes . Hydraulic disc brake operating on rear wheels only, with
additional duplicate linkage.
23.7 Tyres. Slicks:
Maxxis SLC or HG2
Wets: WT3 or WT4
23.8 Weight. Parilla
Leopard – 130kg (14mm restrictor).
Parilla Leopard - 140kg (14.75 restrictor), driver 60kg min. in
Port – 125kg ( 19mm restrictor)
Piston Port – 135kg ( 20.5mm
restrictor) driver minimum 62kg in race attire.
Plates . Green with white
Age From 11th
Birthday to end of year of 16th Birthday.