The ACU Road Race Drag and Sprint Committee have confirmed changes to the Technical Regulations for the Formula II Sidecar class at the 2012 TT Races and for the British Formula II Sidecar Championships. The main changes to the Technical Regulations are:

Engine

a. Everything above the head gasket must remain as for the road going homologated motorcycle. (i.e. NO race kits)
b. Camshafts must be as homologated but timing and tensioning devices are free.
c. Everything below the head gasket is free.
d. fuel injection instruments / fuel injectors must remain as homologated.


Oil and Coolant Containment.

a. In the area directly below the engine, the oil containment tray must be constructed to hold, in case of an engine break down, at least half of the total oil and engine coolant capacity used in the engine (minimum 5 litres).
b. The surrounding edges of the tray must be at least 50mm above the bottom of the tray, measured vertically from the tray Oil containment material must be fixed to this tray and the sides.
c. The frontal edge of the oil tray wall must be extended upwards to arrive just below (within 20mm) of the exhaust ports of the engine.
d. The rear face of the tray should be to the height of the seat unit and the minimum width should be equal to the width of the rear tyre.
e. The gear lever must exit via a rubber boot or two rubber curtains.
f. The chain slot must have a rubber curtain fitted.
g. Ignition pick-up covers must be lock wired or lock plated.
h. Clutch centre covers must be lock wired or lock plated
i. Oil sump plugs and oil filters must be lock wired.


Brakes

a. An emergency system operated by a simple circuit on either the front or rear wheel of the motorcycle is compulsory.

Electronic copies of the full 2012 Formula II Sidecar Regulations will be available from the Road Race Department at ACU House from Monday 5th December. (e-mail rowena.perks@acu.org.uk)
It is stressed that these changes to the Technical Regulations for engines do not apply to Formula II Club Championships, which will continue to operate under the 2011 Formula II Sidecar Regulations but will become known as Formula 600 Sidecars.

Dr Paul King, Chairman ACU Road Race Drag and Sprint Committee Chairman said that “these changes to the Technical Regulations for Formula II Sidecars have been produced following full consultation with the FSRA and I take this opportunity to thank them for their contribution.”

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