Kit Consists of a Mintec Twin Point Head (Competition Valves -- stainless steel, heat treated), Roller Tip Rocker set, K&N Replacement element air filter, Single Box RC40 from the Cat back, Head Gasket Kit and a new set of plugs. Fits all Twin Point (MPi) Minis and Coopers.
Expect a 20% - 22% power increase plus better pulling power. Also noticable gains at the top end and runs perfectly with existing ECU.
For Budget Kit see part Number C-STN21BUDGET.
Heads carry a $150 core surcharge

A complete performance kit for your Twin Point Injection (MPi) Mini. Kit Consists of a Mintec Twin Point Head (Road Valves), High lift forged rocker set, K&N Replacement element air filter, Single Box RC40 from the Cat back, Head Gasket Kit and a new set of plugs. Fits all Twin Point (MPi) Minis and Coopers.

This kit gives the same power as the C-STN21 but uses forged 1.5 rockers as opposed to alloy roller tipped type and has road spec valves rather than race type. This makes the kit a little cheaper.

This kit has a $150 core surcharge.