Replace these nuts when you remove your exhaust from the manifold downpipe and check the studs TD108051A also as they all seem to corrode or wear. Metric M8. These nuts should be replaced as they have a crimped thread to lock on the stud...

Metal gasket for the catalyst and is the same both ends for Cooper 1275CC RSP early cars, but only fitted on the front to later cars. If you cannot fit this gasket on the rear your car does not need one.

Downpipes to fit onto the original exhaust manifold when retaining the catalyst on fuel injected late Coopers. Manual cars only

Exhaust manifold to downpipe clamp. For 32mm o/d pipe size.

The key to eliminating exhaust leaks at the manifold flange is the clamp. These cast clamps are the best style to use. A real piece of kit to use eradicating a multitude of likely p...

Exhaust manifold to downpipe clamp.

The key to eliminating exhaust leaks at the manifold flange is the clamp. These new clamps include proper brass nuts and support washers. Fits most 850cc, 948cc, 998 etc. Those engines with single carb an...

Catalytic converter to fit all mini models and if you require new studs the part number is FB110351 and the nuts to fit the studs are NV110051.

All are M10 metric thread.

Twin box exhaust system for all 850/998/1100 saloons

Now designed by our RC40 team as a 2 piece system for easier fitment and transportation, this fits from the original cast iron inlet/exhaust manifold

right to the rea...

1.75" Bore centre exit twin tail pipe maniflow rear box with adaptor to sleeve down to the standard mini 998cc type exhaust system.

Rear RC-40 twin box system to fit catalyst for cars built late 1991 on SPI(not early carb coopers). It has the hanger rods fited for mounting onto the rubber type straps. This makes it a twin box system with a little throatier pleasing note, but a mu...

Blanking plug to blank of the Lambda sensor hole on all SPI/MPI models.

M10 metric flanged bolt 35mm long for catalytic converter. (4 required per unit)

This is the clamp on the cooper freeflow manifold to clamp it to the engine for extra support, supplied with tag.

Injection models-Standard bore Budget priced LCB (1-3/4"id).

With pre cast flanges to improve flow and save engine tuners time matching the ports. This is for injection type cars only because it has a sensor hole. The Long Centre Branch des...