Highlights in this issue include a dossier on the JRM Mini rallycross and a tech review of WRC. Profiles on the Marshall Metro 4M4 and the RX Racing Fiesta Supercar. An insight into active diffs as well as focus articles covering electronics and brakes.

Highlights in this issue include a dossier on the Hyundai I20 WRC, a profile on the LDM Citroen DS3 WRX & conversations with FX Demaison & Chris Williams. A look at the JRM Group N Impreza, the Prodrive Golf SCRC, the Toyota GT86 CS-R3 & the 911 GT3 RTG. As well as a focus article on corners, insight into tyres & a tech review of driver aids.

Highlights in this issue include insights into brakes & aerodynamics, as well as dossiers on the Fiesta R5 & Polo WRC. A look at the Chevy Sonic & Escort Mk2 as well as focus articles covering chassis & data systems.

Highlights in this issue include profiles of the Fiesta WRC and the Mini WRC plus focus articles covering both rally suspension and transmission.

Highlights in this issue include a conversation with Ollie Crosthwaite and we look at the Bradley Aston Martin Ulster. Dossiers on running the Peugeot 908 HDI FAP and 908 as well as the Chaparral 2E and the supplier directory. Insights into wiring, electrical systems, non-destructive testing and composites as well as focus articles covering reverse engineering tools and reverse engineering in operation.

**Pre-Order your copy of RET 124 & 125 today for 10% discount**

Highlights in this issue include a conversation with Dr Donatus Wichelhaus and a dossier on the KPE EFI blown big block Chevrolet. A look at the Roger Clark Motorsport Gobstopper II as well as reports from the PRI Show 2015 and the Top Fuel Horsepower Measurement Seminar. Part two of our insight into crankshaft torsional vibration as well as focus articles covering con rods, radiators and coolers.

Highlights in this issue include a conversation with Austin Coil & reports from Le Mans GT. A dossier on the EDL DC Indycar V6 Turbo as well as a look at the Baker LSX Pro Mod. An insight into the AER P60 as well as focus articles covering surface treatments & water pumps 

Highlights in this issue include a dossier on the Kawasaki H2 naturally-aspirated two-stroke drag bike and our challenge of feature investigates World Championship Motocross. We have a retro feature covering the Fiat X1/9 I4 and a show report from PRI 2023. Our focus articles cover thermal management materials and AM machines, we also look into ReVolt as part of our e-Race feature plus much more…

Highlights in this issue include a dossier on the AVL RACETECH hydrogen ICE and our challenge of feature investigates Dirt Late Model. We have a retro feature covering the Formula Opel/Vauxhall I4 and a show report from PMWE 2023. Our focus articles cover vibration analysis, turbos and superchargers, along with musings from Ian Bamsey over the importance of thorough documentation of race engines plus much more…

Highlights in this issue include a dossier on the FX supercharged Hemi V8 and we talk to John Judd for our retro in conversation. Our upfront feature covers Top Fuel power potential and we have a report from the Hydrogen Tech Expo 2023. Our challenge of investigates the 300 mph standing-start mile on a motorcycle and we delve into the Iveco e-truck. Our focus articles cover retro bearings and surface treatments plus much more…

Highlights in this issue include a dossier on the Harsh V2 Top Fuel motorcycle and we have a special investigation into the Indy race engines of 1940-1989. Our upfront feature covers Formula E and we have a report from the Battery Show Europe 2023. Our challenge of investigates the battery-electric vehicle at Le Mans and we take a look at the Ford Supervan 4. Our focus articles cover non-metallic materials and cylinder liners plus much more…