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
£7,865.91
- - × Porsche 911 Aircooled 2.7 | 2.7 Carrera RS | JE Pistons 10.5:1 CR 92.00mm Bore
    1 × £1,995.00
  - × Porsche 911 Aircooled | 3.0 |?JE Pistons 10.5:1 CR 95.00mm Bore
    1 × £1,995.00
  - × ELRING Injector Seal VW / Audi / BMW
    1 × £2.69
  - × Cosworth YB | Sierra | Escort | All Models | Gates / INA Timing Belt Kit
    
    Includes:
    
    Timing Belt × 1
    Belt Tensioner × 1
    
    1 × £79.99
  - × Cosworth YB 2WD | Sierra | ELRING Bottom Set CORRECT RED SEAL
    
    Includes:
    
    Bottom Set × 1
    Rear Sump Half Moon × 1
    
    1 × £44.99
  - × Cosworth YB |All Models | PTFE Rear Crank Seal, REINZ Front Crank Aux Shaft Seal
    
    Includes:
    
    Rear Crank Seal × 1
    Front Crank / Aux Shaft Seal × 2
    
    1 × £34.99
  - × Porsche 911 Aircooled 2.3 | 2.4 | JE Pistons 9.5:1 CR 84.00mm Bore
    1 × £1,995.00
  - × Porsche 911 Aircooled | 930 | 3.3 Turbo |?JE Pistons 8.0:1 CR 98.00mm Bore
    1 × £1,695.00
  - × Vauxhall C20XE | C20LET | Z20LET | Z20LEH | Z20LER | Oil Pump Gasket METAL
    1 × £8.26
  - × Cosworth YB | All Models | Valve Stem Seal Set REINZ / ELRING Red & Green VITON
    
    Includes:
    
    7mm Inlet × 1
    8mm Exhaust × 1
    
    1 × £14.99
  Subtotal: £7,865.91
  
  View basket Checkout
Menu

Products search
Basket
× Porsche 911 Aircooled 2.7 | 2.7 Carrera RS | JE Pistons 10.5:1 CR 92.00mm Bore
1 × £1,995.00

× Porsche 911 Aircooled | 3.0 |?JE Pistons 10.5:1 CR 95.00mm Bore
1 × £1,995.00

× ELRING Injector Seal VW / Audi / BMW
1 × £2.69

× Cosworth YB | Sierra | Escort | All Models | Gates / INA Timing Belt Kit

Includes:

Timing Belt × 1
Belt Tensioner × 1

1 × £79.99

× Cosworth YB 2WD | Sierra | ELRING Bottom Set CORRECT RED SEAL

Includes:

Bottom Set × 1
Rear Sump Half Moon × 1

1 × £44.99

× Cosworth YB |All Models | PTFE Rear Crank Seal, REINZ Front Crank Aux Shaft Seal

Includes:

Rear Crank Seal × 1
Front Crank / Aux Shaft Seal × 2

1 × £34.99

× Porsche 911 Aircooled 2.3 | 2.4 | JE Pistons 9.5:1 CR 84.00mm Bore
1 × £1,995.00

× Porsche 911 Aircooled | 930 | 3.3 Turbo |?JE Pistons 8.0:1 CR 98.00mm Bore
1 × £1,695.00

× Vauxhall C20XE | C20LET | Z20LET | Z20LEH | Z20LER | Oil Pump Gasket METAL
1 × £8.26

× Cosworth YB | All Models | Valve Stem Seal Set REINZ / ELRING Red & Green VITON

Includes:

7mm Inlet × 1
8mm Exhaust × 1

1 × £14.99

Subtotal: £7,865.91

View basket Checkout
Menu

YB Cosworth

Showing 41–60 of 152 resultsSorted by popularity

“Cosworth YB | All Models | Valve Stem Seal Set REINZ / ELRING Red & Green VITON” has been added to your basket. View basket

Product Filters

Standard or Performance Parts

Performance
Standard

Filter by Band

ARP
Athena
Beru
BW / Bridgeway
Elring
Gates
Hepolite
Iapel
INA
King Bearings
King Racing
MAHLE
MAHLE Motorsport
MAR Motorsport
Motorad
Newman Cams
UFI
Victor Reinz
ZRP

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
Camshafts & Parts
- Cam Followers
- Performance Camshafts
Connecting Rods
- H Beam Rods
Cooling
- Thermostats
- Water Pumps
Crankshaft
Electronics & Sensors
- Air Temp Sensors
- Fan Switches
- Oil Pressure Switches
- Temperature Transmitters
- Water Temp Sensors
Filters
- Fuel Filters
- Oil Filters
Fuel & Injection
- Fuel Pressure Regulators
Gaskets & Seals
- Bottom Sets
- Exhaust Manifold Gaskets
- Head Gaskets
- Head Gasket Sets
- Inlet Manifold Gaskets
- Misc Gaskets
- Oil Filter / Cooler
- Oil Seals
- Race Head Gaskets
- Rocker Cover Gaskets
- Sump Gaskets
- Thermostat
- Throttle Body
- Timing Chain Cover
- Turbo Charger
- Valve Stem Seals
- Water Pump
Oil Pumps
Piston Rings
- Piston Rings OE Pistons
Pistons
- Forged Pistons
Timing Belts V Belts & kits
- Belt Kits
- Tensioners
- Timing Belts
Valve Train
- Valve Guides
- Valves

Switch Currency

Add to wishlist

Quick View

Head Bolts & Studs

Cosworth YB | Sierra | Escort | All Models | Large Washer Head Bolt Set REINZ

£22.50 (£18.75 Ex VAT)

Add to wishlist

Quick View

Fuel Filters

Cosworth YB | Sierra | RS500 | Fuel Filter with washers CORRECT M14 THREAD

£28.50 (£23.75 Ex VAT)

Add to wishlist

Quick View

Thermostats

Cosworth YB 4×4 | Sierra | Escort | MOTORAD Thermostat with seal 82 Degree

£13.99 (£11.66 Ex VAT)

Add to wishlist

Quick View

Head Gasket Sets

Cosworth YB | Sierra | Escort | All Models | Universal Head Set – Both Rockers

£55.00 (£45.83 Ex VAT)

Add to wishlist

Quick View

Oil Pumps

Cosworth YB | Pinto | RS2000 | Sierra | Capri | Cortina | Standard Oil Pump

£26.50 (£22.08 Ex VAT)

Add to wishlist

Quick View

Water Pumps

Pinto | RS2000 | Sierra | Capri | Cortina | Water Pump OE Spec Viscouos Fan

£26.99 (£22.49 Ex VAT)

Add to wishlist

Quick View

Oil Seals

Pinto | RS2000 | YB Cosworth | ELRING Rear Crank Seal

£13.99 (£11.66 Ex VAT)

Add to wishlist

Quick View

Temperature Transmitters

Cosworth YB | Sierra | Escort | All Models | Temperature Gauge Sender / Sensor

£11.50 (£9.58 Ex VAT)

Add to wishlist

Quick View

Valve Stem Seals

Cosworth YB | All Models | Valve Stem Seal Set REINZ / ELRING Red & Green VITON

£14.99 (£12.49 Ex VAT)

Add to wishlist

Quick View

Out of stock

Race Main Bearings

Cosworth YB | Sierra | Escort | All Models | KING RACE Plain Bottom Main Bearing

£60.00

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

Add to wishlist

Quick View

Water Temp Sensors

Cosworth YB | Sierra | Escort | NOT EECIV | WTS05 Water Temperature Sensor

£12.50 (£10.42 Ex VAT)

Add to wishlist

Quick View

Misc Gaskets

Cosworth YB | Sierra | Escort | All Models | Front Sump Half Moon Seal

£7.00 (£5.83 Ex VAT)

Add to wishlist

Quick View

Head Bolts & Studs

Cosworth YB | Sierra | Escort | All Models | Large Washer Head Bolt Set

£14.50 (£12.08 Ex VAT)

Add to wishlist

Quick View

Oil Seals

Cosworth YB 4×4 | Sierra | Escort | 4WD Cam / Camshaft Seal

£6.40 (£5.33 Ex VAT)

Add to wishlist

Quick View

Sump Gaskets

Cosworth YB 4×4 | Sierra | Escort | Bottom Gasket Set With PTFE Seal

£69.98 (£58.32 Ex VAT)

Add to wishlist

Quick View

H Beam Rods

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

£549.00 (£457.50 Ex VAT)

Add to wishlist

Quick View

Conrod Bolts

Cosworth YB | Sierra | Escort | All Models | ARP Conrod Bolt kit

£99.00 (£82.50 Ex VAT)

Add to wishlist

Quick View

Out of stock

Thrust Washers

Pinto | RS2000 | YB Cosworth | KING Aluminium Thrust Washers

£13.99

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

Add to wishlist

Quick View

Fuel Filters

Cosworth YB | Escort 4×4 | MAHLE Fuel Filter

£19.99 (£16.66 Ex VAT)

Add to wishlist

Quick View

Oil Seals

Pinto | RS2000 | YB Cosworth | ELRING Front Crank Seal

£7.00 (£5.83 Ex VAT)

1
2
3
4
5
6
7
8

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