Skip to content

The Official UK Distributor for CMB Gas & Nitro Engines and Parts

Free next day UK delivery on all orders over £100!

Worldwide Shipping!

Home
Shop
- Engines
  
  All CMB Engines
  21 Engines (3.5cc)
  45 Engines (7.5cc)
  67 Engines (11cc)
  91 Engines (15cc)
  101 Engines (16.5cc)
  Gas Engines
- Hardware
  
  Exhausts
  Manifolds
  Engine Mounts
- Racing Accessories
  
  All Racing Accessories
  Gearboxes
  Tuning Kits
- Spare Parts
  
  All Parts
  All CMB Parts
  All Zenoah Parts
- Electronics
  
  Glow Plugs
  LiFE Batteries
  Receivers
  Servos
  Transmitters
- Propellers
  
  Submerged
  Surface Piercing
- Clearance
Contact
Events
Refund Policy

Country/region

Search

Facebook
YouTube

Home
Shop
Engines
All CMB Engines
21 Engines (3.5cc)
45 Engines (7.5cc)
67 Engines (11cc)
91 Engines (15cc)
101 Engines (16.5cc)
Gas Engines
Hardware
Exhausts
Manifolds
Engine Mounts
Racing Accessories
All Racing Accessories
Gearboxes
Tuning Kits
Spare Parts
All Parts
All CMB Parts
All Zenoah Parts
Electronics
Glow Plugs
LiFE Batteries
Receivers
Servos
Transmitters
Propellers
Submerged
Surface Piercing
Clearance
Contact
Events
Refund Policy

Country/region

Search

Search

Item added to your cart

View cart

Collection: Spare Parts

This page has all the listed CMB & Zenoah Gas and Nitro engine spare parts. You can select a compatible engine to filter for parts specific to the engine you are looking for.

You can also search for parts via their specific part number via the search button.

Filter:

Compatible Engines

0 selected

Compatible Engines

21 BETA "EVO" (51 products)
27 GPX (52 products)
45 GPX (35 products)
91 GPX (35 products)
45 V-5 (23 products)
101 M-Line (4 products)
27 EVO 2 (52 products)
28.5 EVO 2 (7 products)
45 EVO.4 (48 products)
45 M-Line (37 products)
67 H-Racing (34 products)
80 H-Racing (5 products)
91 M-Line (2 products)
91 RS.3 (59 products)
EVO 2 (1 product)
G260PUM (49 products)
G300PUM (58 products)
G320PUM (84 products)

Availability

0 selected

Availability

In stock (588 products)
Out of stock (0 products)

Price

The highest price is £249.19

£

From

£

To

Engine Size

0 selected

Engine Size

21 (51 products)
27 (103 products)
28.5 (7 products)
45 (106 products)
67 (34 products)
80 (5 products)
91 (92 products)
101 (4 products)
26cc (17 products)
30cc (26 products)
32cc (69 products)
26cc, 30cc (17 products)
26cc, 30cc, 32cc (15 products)

Drive Type

0 selected

Drive Type

Direct Drive (144 products)

Sort by:

588 products

Filter and sort Filter

Filter and sort

Filter

588 products

Compatible Engines

21 BETA "EVO" (51 products)
27 GPX (52 products)
45 GPX (35 products)
91 GPX (35 products)
45 V-5 (23 products)
101 M-Line (4 products)
27 EVO 2 (52 products)
28.5 EVO 2 (7 products)
45 EVO.4 (48 products)
45 M-Line (37 products)
67 H-Racing (34 products)
80 H-Racing (5 products)
91 M-Line (2 products)
91 RS.3 (59 products)
EVO 2 (1 products)
G260PUM (49 products)
G300PUM (58 products)
G320PUM (84 products)

Clear

Availability

In stock (588 products)
Out of stock (0 products)

Clear

Price

The highest price is £249.19

£

From

£

To

Clear

Engine Size

21 (51 products)
27 (103 products)
28.5 (7 products)
45 (106 products)
67 (34 products)
80 (5 products)
91 (92 products)
101 (4 products)
26cc (17 products)
30cc (26 products)
32cc (69 products)
26cc, 30cc (17 products)
26cc, 30cc, 32cc (15 products)

Clear

Drive Type

Direct Drive (144 products)

Clear

Sort by:

Remove all

588 products

CMB 91 RS.3 Low Nitro Head

CMB 91 RS.3 Low Nitro Head
91 RS.3

Regular price £35.29 GBP

Regular price Sale price £35.29 GBP
Unit price per
CMB 91 Head Shim 0.1mm 2 pieces

CMB 91 Head Shim 0.1mm 2 pieces
91 GPX

Regular price £3.50 GBP

Regular price Sale price £3.50 GBP
Unit price per
CMB 91 GPX Low Nitro Head

CMB 91 GPX Low Nitro Head
91 GPX

Regular price £35.29 GBP

Regular price Sale price £35.29 GBP
Unit price per
CMB 91 Coupling

CMB 91 Coupling
91 RS.3

Regular price £45.28 GBP

Regular price Sale price £45.28 GBP
Unit price per
CMB 91 RS.3 Wrist Pin Clips

CMB 91 RS.3 Wrist Pin Clips
91 RS.3

Regular price £3.16 GBP

Regular price Sale price £3.16 GBP
Unit price per
CMB 45 Low Nitro Head

CMB 45 Low Nitro Head
45 GPX45 M-Line

Regular price £27.47 GBP

Regular price Sale price £27.47 GBP
Unit price per
CMB 91 Ball Bearing (12x28)mm

CMB 91 Ball Bearing (12x28)mm
91 GPX

Regular price £23.97 GBP

Regular price Sale price £23.97 GBP
Unit price per
CMB 91 Head Shim 0.2mm 2 pieces

CMB 91 Head Shim 0.2mm 2 pieces
91 GPX

Regular price £3.50 GBP

Regular price Sale price £3.50 GBP
Unit price per
CMB 45 0.2mm Head Shim 2 pieces

CMB 45 0.2mm Head Shim 2 pieces
45 V-5

Regular price £3.00 GBP

Regular price Sale price £3.00 GBP
Unit price per
CMB 45 Exhaust Manifold Spring

CMB 45 Exhaust Manifold Spring
45 EVO.445 M-Line

Regular price £5.49 GBP

Regular price Sale price £5.49 GBP
Unit price per
CMB 45 Wrist Pin/Gudgen pin

CMB 45 Wrist Pin/Gudgen pin
45 EVO.445 M-Line

Regular price £11.99 GBP

Regular price Sale price £11.99 GBP
Unit price per
CMB 45 Head Shim 0.1mm

CMB 45 Head Shim 0.1mm
45 EVO.445 M-Line

Regular price £3.00 GBP

Regular price Sale price £3.00 GBP
Unit price per
CMB 21 Wrist Pin/Gudgen pin Clips 10 pieces

CMB 21 Wrist Pin/Gudgen pin Clips 10 pieces
21 BETA "EVO"

Regular price £2.50 GBP

Regular price Sale price £2.50 GBP
Unit price per
Carburetor Gasket

Carburetor Gasket
G260PUMG300PUMG320PUM

Regular price £1.99 GBP

Regular price Sale price £1.99 GBP
Unit price per
Carburetor Insulator

Carburetor Insulator
G260PUMG300PUM

Regular price £9.50 GBP

Regular price Sale price £9.50 GBP
Unit price per
Insulator Gasket

Insulator Gasket
G260PUMG300PUM

Regular price £2.99 GBP

Regular price Sale price £2.99 GBP
Unit price per

1
2
3
…
37

Engines
Exhausts & Manifolds
- All Exhausts
- All Manifolds

Racing Accessories
Parts
- All Parts
Electronics

Other Links

Facebook
YouTube
Bluesky

Payment methods

© 2025 RC Boat Engines

Registered Company Number 16095201

Choosing a selection results in a full page refresh.
Opens in a new window.