How to Modify VW Beetle for High Performance
By James Hale.

Engine Management -By Dave Walker.

Bosch Fuel Injection & Engine Management.
By Charles Probst.

Aircooled VW Engines -By Keith Seume.

Engines/Tuning

Tuning Rover V8 Engines -By Dave Hardcastle.

Tuning the A-Series Engine -By David Vizard.

Four Stroke Performance Tuning -By A.G.Bell.

Chassis Engineering -By Herb Adams.

Restoration & Miscellaneous:SU Carburettes.

VW Sport Tuning -By Per Schroeder.

Performance Ignition Systems -By Chris Jacobs.

Super Tuning & Modifying Holly Carburetors
By Dave Emanuel.

How to Build Housepower Vol.1 -By David Vizard.

How to Build Housepower Vol.2 -By David Vizard.