540 550 RC EP Motor Alloy Vented Heatsink Silver Top

540 550 RC EP Motor Alloy Vented Heatsink Silver TopWill fit most 540 550 motors. Inner diameter is 35mm by 29mm wide. The heatsink can have a fan mounted onto it. Drill holes have been tapered to fit the following fan measurements: M3 3mm metric thread. To fit a 24mm between centers fan (measured as if measuring one flat side of a square) 4 screw holes. 24mm apart (e. g. top right to top left fixing holes). Images copyrighted by BlackSmith Products Ltd.

447mm Long - 170mm Wide - 121mm High

Measures 58mm between center of fixing holes

To suit BSD 1/8 scale models

Connector: JR Male

Includes a few decals

If your rc car is over 2 years old you will need the larger pull starter which features a 32mm (top right to top left center screw hole) backplate with a 14mm hex

uk/prodimages/CCI29092009_00000

18 size engines

10 x male connectors - 10 x female connectors - 20 x male gold pins - 20 x female gold pins

11011 Electric Roto Start Backplate with Rod

Measures 27mm end to end (furthest) (measured on 1 arm)

Your crankshaft needs to have a smooth part for the 10mm OD x 5mm ID x 4mm bearings to go onto for the clutch housing (not included)