Skip to content

- Find Us
- Mail
- Hours
- 01384 396769
Newsletter

Be the first to know about new products and special offers

- Find Us
- Mail
- Hours
- 01384 396769

Products search

Wishlist
Login
£510.48
- - × MINI R50 | R52 | R53 | Cooper | Cooper S | JCW | Rocker Cover Bolt Seal x 12
    1 × £16.99
  - × MINI R52 | R53 | W11B16 | Timing Chain Kit, Full Engine REINZ Gasket Set & Bolts
    
    Includes:
    
    Timing Chain Kit × 1
    Head Set × 1
    Bottom Set × 1
    Head Bolts × 1
    
    1 × £325.00
  - × Ford Focus RS MK2 | ST225 | RS500 | Oil Filter Housing Seal KIT
    
    Includes:
    
    Housing Seal × 2
    Upper Seal × 2
    
    2 × £13.75
  - × MINI R53 | Cooper S | W11B16 | Supercharger Service Kit + Waterpump + Flange
    
    Includes:
    
    Supercharger Oil Service Full Kit × 1
    OE Quality Water Pump × 1
    OEM Water Pump Flange × 1
    
    1 × £140.99
  Subtotal: £510.48
  
  View basket Checkout
Menu

Products search
Basket
× MINI R50 | R52 | R53 | Cooper | Cooper S | JCW | Rocker Cover Bolt Seal x 12
1 × £16.99

× MINI R52 | R53 | W11B16 | Timing Chain Kit, Full Engine REINZ Gasket Set & Bolts

Includes:

Timing Chain Kit × 1
Head Set × 1
Bottom Set × 1
Head Bolts × 1

1 × £325.00

× Ford Focus RS MK2 | ST225 | RS500 | Oil Filter Housing Seal KIT

Includes:

Housing Seal × 2
Upper Seal × 2

2 × £13.75

× MINI R53 | Cooper S | W11B16 | Supercharger Service Kit + Waterpump + Flange

Includes:

Supercharger Oil Service Full Kit × 1
OE Quality Water Pump × 1
OEM Water Pump Flange × 1

1 × £140.99

Subtotal: £510.48

View basket Checkout
Menu

Parts For: Ford Sierra RS Cosworth

Showing 61–80 of 102 resultsSorted by popularity

Product Filters

Standard or Performance Parts

Performance
Standard

Filter by Band

Filter by Product Type

Bearings
- Conrod Bearings
- Main Bearings
- Misc Bearings
- Race Conrod Bearings
- Race Main Bearings
- Thrust Washers
Bolts & Studs
- Conrod Bolts
- Head Bolts & Studs
- Main Bolts & Studs
- Misc Bolts
Braking
- Brake Cables
Camshafts & Parts
- Cam Followers
- Cam Kits
- Cam Pulleys
- Performance Camshafts
- Rocker Arms
- Rocker Shafts
- Standard Camshafts
Connecting Rods
- A Beam Rods
- H Beam Rods
- I Beam Rods
- X Beam Rods
Cooling
- Caps
- Core Plugs
- Expansion Tanks
- Fans
- Hoses & Pipes
- Intercoolers
- Oil Coolers
- Radiators
- Thermostat Housings
- Thermostats
- Water Pumps
Crankshaft
- Pulleys
Cylinders & Cylinder Kits
- Cylinders / Liners
- Piston & Cylinder Kits
Electronics & Sensors
- Air Mass Sensors
- Air Pump
- Air Temp Sensors
- Air Valve
- Cam Control
- Cam Sensors
- Crank Sensors
- Fan Switches
- Intake Parts
- Knock Sensors
- Lambda Sensors
- MAP Sensors
- Misc
- Oil Pressure Switches
- Switchover Valves
- Temperature Transmitters
- Vacuum Pumps
- Water Temp Sensors
Engine Kits
Engine Mountings
Filters
- Air Filters
- Cabin Filters
- Fuel Filters
- Gear Box
- Oil Filters
Fuel & Injection
- Fuel Pressure Regulators
- Fuel Pumps
- Injectors
- Throttle Bodies
Gaskets & Seals
- Bottom Sets
- Exhaust Manifold Gaskets
- Full Gasket Sets
- Head Gaskets
- Head Gasket Sets
- Inlet Manifold Gaskets
- Misc Gaskets
- Oil Filter / Cooler
- Oil Seals
- Race Head Gaskets
- Rocker Cover Gaskets
- Sump Gaskets
- Sump Plugs
- Thermostat
- Throttle Body
- Timing Chain Cover
- Turbo Charger
- Turbo Fit Kits
- Valve Stem Seals
- Water Pump
Ignition
- Coils
- Ignition Leads
- Spark Plugs
Misc Parts
- Rocker Covers
- Sump Pans
Oil Pumps
Piston Rings
- Piston Rings Forged Pistons
- Piston Rings OE Pistons
Pistons
- Cast Pistons
- Forged Pistons
Sealants & Chemicals
Service Kits
Steering & Suspension
- Power Steering
- Service Kits
- Strut Mounts
Timing Belts V Belts & kits
- Belt Kits
- Multi Rib Belts
- Tensioners
- Tensioners & Pulleys
- Timing Belts
Timing Chains & Kits
- Chain Covers
- Chain Kits
- Misc Parts
- Tensioners
- Timing Chains
Tools
- Ring Compressors
Uncategorised
Valve Train
- Performance Springs
- Performance Valves
- Valve Cotters
- Valve Guides
- Valves
Wheel Spacers & Adaptors
- Spacers With Bolts

Switch Currency

Placeholder

Add to wishlist

Quick View

Misc Gaskets

Cosworth YB 2WD | Sierra | Metal Foam Elbow Gasket

£7.39 (£6.16 Ex VAT)

Add to wishlist

Quick View

Crankshaft

Cosworth YB | Sierra | Escort | All Models | 4340 Steel Crank 77mm Stroke

£1,699.00 (£1,415.83 Ex VAT)

EN40B YB Cosworth Crank

Add to wishlist

Quick View

Crankshaft

Cosworth YB | Sierra | Escort | All Models | BW EN40B Steel Crank 77mm Stroke

£2,695.00 (£2,245.83 Ex VAT)

Add to wishlist

Quick View

Out of stock

Thrust Washers

YB Cosworth | Sierra | Escort | LEAD COPPER Competition Thrust Washers

£24.50

This product has multiple variants. The options may be chosen on the product page

Add to wishlist

Quick View

Fuel Pressure Regulators

Cosworth YB 2WD | Sierra | Billet 3.5 Bar Fuel Pressure Regulator

£149.99 (£124.99 Ex VAT)

Placeholder

Add to wishlist

Quick View

Misc Gaskets

Cosworth YB 2WD | Sierra | Camshaft Viton O Ring

Add to wishlist

Quick View

Misc Gaskets

Cosworth YB 2WD | Sierra | Inlet Elbow Gasket

£3.49 (£2.91 Ex VAT)

Add to wishlist

Quick View

Misc Gaskets

Cosworth YB | Sierra | Escort | All Models | Plenum Gasket Metal Foam Type

£16.50 (£13.75 Ex VAT)

Add to wishlist

Quick View

H Beam Rods

Cosworth YB | Sierra | Escort | All Models | BW H Beam Rods 136mm With ARP bolts

£549.00 (£457.50 Ex VAT)

Add to wishlist

Quick View

Race Head Gaskets

Cosworth YB | Sierra | Escort | ATHENA Cut Ring Head Gasket 1.3mm 92.10 ?

£209.00 (£174.17 Ex VAT)

Add to wishlist

Quick View

Race Head Gaskets

Cosworth YB | Sierra | Escort | ATHENA RACE Head Gasket 1.00mm 92.5?

£130.00 (£108.33 Ex VAT)

Add to wishlist

Quick View

Head Bolts & Studs

Cosworth YB | Sierra | Escort | All Models | ARP Head stud kit

£225.00 (£187.50 Ex VAT)

Placeholder

Add to wishlist

Quick View

Turbo Charger

Cosworth YB | Sierra | Escort | All Models | Metal Foam Oil Feed To Turbo Gasket

£10.60 (£8.83 Ex VAT)

Placeholder

Add to wishlist

Quick View

Turbo Charger

Cosworth YB | Sierra | Escort | All Models | Oil Feed To Turbo Gasket

£4.00 (£3.33 Ex VAT)

Placeholder

Add to wishlist

Quick View

Timing Chain Cover

Pinto | RS2000 | YB Cosworth | Metal Foam Front Cover / Timing Cover Gasket

£10.00 (£8.33 Ex VAT)

Placeholder

Add to wishlist

Quick View

Throttle Body

Cosworth YB | Sierra | Escort | All Models | Thottle Body Gasket

£5.29 (£4.41 Ex VAT)

Placeholder

Add to wishlist

Quick View

Thermostats

Cosworth YB 2WD | Sierra | MAHLE 88 Degree Thermostat

£21.98 (£18.32 Ex VAT)

Placeholder

Add to wishlist

Quick View

Misc Gaskets

Cosworth YB | Sierra | Escort | All Models | Metal Foam Temp Sensor Gasket

£10.60 (£8.83 Ex VAT)

Placeholder

Add to wishlist

Quick View

Misc Gaskets

Cosworth YB | Sierra | Escort | All Models | Temp Sensor Gasket

£4.30 (£3.58 Ex VAT)

Placeholder

Add to wishlist

Quick View

Sump Gaskets

Cosworth YB 2WD | Sierra | Metal Foam Sump Gasket Set

£42.10 (£35.08 Ex VAT)

1
2
3
4
5
6

MAR Motorsport Ltd
17A Gainsborough Trading Estate
Rufford Road
Stourbridge DY9 7ND

+44 (0) 1384 396769
MON-THURS 08:30-17:00
FRI 08:30-16:30

info@marmotorsport.com

Useful Links

Product Information
Contact Us
Downloads & Links
FAQs
About Us
Trade Application

information

Terms & Conditions
Privacy Policy
Returns Policy
Shipping Policy
Security Information
Klarna Information

Copyright 2025 © MAR Motorsport Ltd
Registered in England No 07502598, VAT No GB 107 619 420
All vehicle manufacturers part numbers are used for reference purposes only.

Products search
Search by Vehicle
Search by Engine
Popular Engines
- BMW
  - S50B32
  - S54B32
  - S55B30
  - S58B30
  - S63B44
  - S65B40
  - S85B50
- Ford
- MINI
  - W10B16
  - W11B16
  - N14B16
  - N18B16
  - B48A20
  - B38B15
- Porsche
- Vauxhall
  - C20XE
  - C20LET
  - Z20LET
  - Z16LET / LER
  - A16LET / LER
- VW / Audi
Popular Vehicles
- BMW
  - E46 M3
  - E90 / E92 M3
  - F82 M4
  - F22 M240i
- Ford
- MINI
- Vauxhall
- VW / Audi
Shop By Brand
Shop By Product
Shop All Products
New & Updates
Login
Wishlist

Login

Username or email address Required

Password Required

Remember me

Lost your password?

This site uses cookies to offer you a better browsing experience. By browsing this website, you agree to our use of cookies.

More info Accept