Locost 7 4×4 Front Propshaft

The front propshaft for a 4×4 Locost 7 has to clear numerous components such as the starter, exhaust & steering. There needs to be a central Universal Joint.

Locost Push Rod Rear Suspension

Anti Squat Independent Rear Suspension for a Locost / Haynes Roadster is not easy. I have used push rod rear suspension to get a rising spring rate and reduced hub weight

Steering shaft and new UJ

The Citroen BX rack has meant several changes to the steering, propshaft and exhaust manifolds

Caterham Rear Diff Cover

This Haynes Roadster incorporates a Caterham rear differential cover for increased clearance, along with roller bearing, urethane suspension joints.

Sierra Cosworth 4×4 Front Differential

The Ford Sierra Front Differential has finally been mounted to this Haynes Roadster Chassis.

Ford Sierra Front Differential

I’ve made up a custom aluminium housing to replace the section that would be part and parcel of the sump. A 4×4 Haynes Roadster has been a lot of work.

4×4 Haynes Roadster

I’ve started to mock up the front 4×4 system. In CAD everything looked extremely tight. I spent ages moving components back and forth to get everything to fit. So far, in the mock up. There looks like bags of room.…

Kit Car 4×4

Building a 4×4 Kit Car isn’t easy. Building a 4wd sports car from scratch is even harder. Getting the Sierra front differential to fit has been slow but surprisingly simple.

Sierra Front Differential Part III

A Haynes Roadster 4×4 needs a special Ford Sierra Front Differential. The Sierra one needs a far bit of modification, but it’ll be worth the effort.

Sierra Front Differential Part II

Haynes Roadster 4×4 are thin on the ground. The Ford Sierra Front Differential needs a fair amount of modification to fit. As does the chassis and sump.

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