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Catalogue Links

ARP Bolts Catalogue

Elring Gaskets Online Catalogue

King Engine Bearings

KS Online Catalogue

MAHLE Online Catalogue

Victor Reinz Gaskets Online Catalogue

General Links

ARP Bolts

IAPEL Forged Pistons

NPR Europe 

MAHLE Aftermarket

MAHLE Motorsport Pistons

MAHLE Motorsport Bearings

Supertech Performance

Victor Reinz Aftermarket

Catalogues Download

ATHENA Racing Gaskets Catalogue

King Race Bearings Catalogue

MAHLE Motorsport Bearing Catalogue

MAHLE Motorsport Pistons Catalogue

MAHLE Motorsport Porsche Catalogue

Supertech Catalogue

Our eBay Shop

MAR Motorsport eBay Shop

Useful Tools

although we believe these tools to give accurate results, no warranty is given or implied.

Tool for calculating compression ratio, engine cc, piston speed, rod angle & more – excel required

Engine Data Calculator

Piston dome / dish cc calculator. Calculates piston crown volume for desired compression ratio – excel required

Piston Dome or Dish Calculator

Technical Information

MAHLE Motorsport – Influence of bearing grooves

MAHLE Motorsport – Bearing Overlays

MAHLE Motorsport – Racing Notch

MAHLE Motorsport – Laser Marking

MAHLE Motorsport – Bearings Technical Information

Bearing Materials for Race Engines

pMax Black Overlay Technical Paper

pMaxCote_Technical Information

Eccentrix – Optimal Eccentricity for Race Bearings

Elliptix – New Oil Oil Design for Race Bearings

Radialock – Crush Height Technical Paper

U-Groove – Oil Groove Design Technical Paper

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
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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.
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