Rear RC40 mild steel silencer with stainless steel tailpipe. Can be used as a single box system with down pipe number AN180V for a little throatier note.

Cars with catalyst use with AN181T for 1275 Coo...

Manifold gasket fitted to all A series pre 1992 except Turbo which had a reinforced exhaust ports GUG704063MG and SPI from 199. From 1991 on a new better gasket with reinforced exhaust ports and backing was fitted GUG704053MG

Original RC40 downpipe. This pipe is the correct length to fit the rear twin box RC40 system to the original Cooper and "S" range of manifolds or the replacement C-STR816 Freeflow manifold. If fitting to an LCB ...

STAGE 1 KIT. Mini Spares bolt-on performance kit for 998 and 1098 engines.

Similar to C-STN17 except it has a large bore centre exit exhaust.

Kit includes - single box RC40 Millennium large bore centre exi...

same kit as C-STN18 but with the correct needle for the larger HIF6 carb 1.75"

which has a 100 thou jet tube--an alternative to the needle supplied is BDL if other slight modifications or exhaust changes heve been made

STAGE 1 KIT. Mini Spares bolt-on performance kit for 998 and 1098 engines with HS4 carb. Gives 20% more power and 12% more torque.

Using all the top quality tried and tested parts the Kit includes

RC40 twin box [link]RC...

Performance Stage one kit for 1300cc models with HS4 or HIF38 Carb with centre exit large bore exhaust system.

Always get your car rolling roaad tested for best ignition/timing and emmissions after fitment.

Performance Stage one kit for 1300cc models with HIF44 Carb with centre exit exhaust system RC40-12

STAGE 1 KIT FOR MINI VAN, ESTATE AND PICKUP. Mini Spares bolt-on performance kit for 998 and 1098 engines. Gives 20% more power and 12% more torque.

Always get your car rolling road tested for best ignition/timing and emmissions after fitmen...

STAGE 1 KIT FOR MINI VAN, ESTATE AND PICKUP. Mini Spares bolt-on performance kit for 1275cc engines with HIF44. Gives 20% more power and 12% more torque.

Always get your car rolling roaad tested for best ignition/timing and emmissions after ...

2.75" long steel intake manifold by Maniflow for Weber 45 DCOE/DHLA.

Standard bore road LCB (1-3/4"id) that has an enlarged and reshaped middle pipe which creates a type of vortex, simulating a pulsing effect similar to the outside two pipes,thus producing an improved BHP,Torque and power curve.Ideal for very hot smal...

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 ideal for very hot small bore engines and for standard to high performance 1275s, including road 1380s.

Special reinforced gasket for injection cars has metal inserts on exhaust ports plus a metal back on the manifold side which makes surface easier to clean when replacing. Often used on Turbo cars when correct gasket is in short supply.


...

Large bore LCB for competition use or on very large bore street engines; such as 1400cc+. Y-piece outlet end is 2" outside diameter, 1.875"id.


The best quality production exhaust manifold available from Minispares. The Long Center Branch...

Standard bore LCB (1-3/4"id) that is ideal for very hot small bore engines, for standard to high performance 1275s and for street 1380s.

There is NOT enough clearance room when fitting to old cars with rubber couplings which foul. Using [lin...

Downpipe to fit the original exhaust manifold on the late (from 1990) Mini Cooper and MG Metros when using HIF6/44 carburettors. Y piece outlet end is 1.875" outside diameter, 1.75" inside diameter.Without sensor hole

This allows you to dele...

Special tin plate type of gasket that goes between the manifold and exhaust downpipes on all injection cars.

The intake/exhaust manifold should be secured to the head with brass nuts and these very thick washers. These washers are intended to not only spread the clamping action but the thickness allows them to absorb the heat without deforming! Takes 4 per ...