The picture below gives the exploded view of the UMS 7-90 engine. It gives an overview of the different spare parts which can be ordered.

UMS7-90-exploded-view


Cam pin Guide Assembly for UMS7-77, UMS7-90

UMS-2230
Bestel

Drive Lock Cone for UMS7-77, UMS7-90

UMS-2100
Bestel

Propeller Drive With Magnet (13)

UMS-2220
Bestel

Propeller Washer for UMS7-77, UMS7-90

UMS-2090
Bestel

Propeller Lock Nut for UMS-7-77, UMS7-90

EVO-2900
Bestel

Piston for UMS7-90, UMS9-115

UMS-3040
Bestel

Piston Ring for UMS7-90, UMS9-115

UMS-3060
Bestel

Piston Pin for UMS7-90, UMS9-115

UMS-3080
Bestel

Cilinder Head for UMS7-77, UMS-7-90

UMS-1230
Bestel

Cilinder Head Assembly for UMS-7-77, UMS7-90

UMS-1000
Bestel

Rocker Arm for UMS7-77, UMS7-90

UMS-1060
Bestel

Rocker Arm Pin for UMS7-77, UMS7-90

UMS-1070
Bestel

Rocker Arm Screw for UMS7-77, UMS7-90

UMS-1180
Bestel

Valve (34)

UMS-1220
Bestel

Spring Stainer for UMS7-77, UMS7-90

UMS-1050
Bestel

Cilinder Head Gasket set for UMS7-77, UMS7-90

UMS-1080
Bestel

Exhaust Pipe for UMS7-77, UMS7-90

UMS-1110
Bestel

Inlet Pipe for UMS7-77, UMS7-90

EVO-2500
Bestel

Push Rod Pin Assembly for UMS7-77, UMS7-90

UMS-5030
Bestel

Adapter Pipe Carburettor (51)

UMS-6140
Bestel

Spacer for UMS7-77, UMS7-90

UMS-6020
Bestel

Carburetor WT-793A

UMS-793A
Bestel