Home / Ford Cosworth / Oils & Service Parts / Service Parts Service Parts Showing products 1 to 22 of 22 Sort by:Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A Spark Plug Cosworth Standard BHP EACH GGR972 £27.90 Spark Plug NGK Iridium Each Sierra Cosworth 2wd 4x4 Cosworth High BHP & Trackday GGR1974 £12.30 Spark Plug NGK Iridium Each Sierra Cosworth 2WD & 4WD Standard or Mildly Tuned Cars GGR1975 £11.69 Champion Racing Spark Plug Each Cosworth QC57C £10.99 Champion Racing Spark Plug Each Cosworth QC59C £14.95 NGK Racing Spark Plug Each Cosworth R7435-9 £29.99 NGK Racing Spark Plug Each Cosworth R7433-9 £34.99 Long Reach Magnetised Spark Plug Removal 16mm Socket Tool £23.99 Oil Filter Sierra Cosworth 2WD & RS500 GGR433 £9.95 Oil Filter Sierra Escort Cosworth 4x4 Genuine Ford GGR575 £17.15 Fuel Injection Filter Sierra & Sapphire Cosworth 2 & 4WD GGR523 £39.99 Fuel Injection Filter Escort Cosworth GGR524 £34.45 Air Filter Escort RS Cosworth 4x4 Replacement GGR539 £16.60 Timing Belt Tensioner Sierra Sapphire & Escort Cosworth 2WD & 4WD GGR1073 £48.44 Timing Belt Tensioner Kit | Ford Escort / Sierra Cosworth 2WD & 4WD £79.99 GGR Turbo Damper Repair Kit Sierra Cosworth 2wd GGR420 £35.69 Timing Belt Sierra Sapphire & Escort Cosworth 2WD & 4WD GGR273 £39.95 Ford Escort RS Cosworth 4X4 Wiper Blade EF500 £10.20 Auxiliary Belt Tensioner late 4WD Sapphire & Escort Cosworths RS GGR1760 £114.94 In Tank Fuel Filter | Ford Escort Cosworth £5.63 Sump Bung Drain Plug & Washer | Ford Sierra Sapphire & Escort RS Cosworth 2WD 4WD £5.94 TDC Finder Tool GGR186 TDC Tool to fit Cosworth YB engine £119.95