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rrp / £199.99

inc. vat / £239.99

rrp / €228.01

inc. vat / €273.61

rrp / $265.25

The RCM 11mm Performance Head Stud Kit is highly recommended for any new or rebuilt engine producing up to or around 350bhp.

Manufactured from S99 Steel with a certified minimum yield strength of 1080 MPa our new Performance Studs offer a substantialy...

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rrp / £329.99

inc. vat / £395.99

rrp / €376.22

inc. vat / €451.47

rrp / $437.67

The RCM1540 Extreme 11mm Head Stud kit is an absolute must for your performance build.  Manufactured from Aircraft Grade S99 Steel, and with a tensile strength in excess of 237,000 Psi (1640MPa), our 11mm kit reduces head movement under boost,...

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rrp / £299.99

inc. vat / £359.99

rrp / €342.02

inc. vat / €410.42

rrp / $397.88

Designed for the ultimate in engine performance and reliability and derived from the rigors of the World Rally Championship, RCM’s 14mm/12mm Head Stud Kit has consistently proven itself as a must have component of any EJ20/22/25 engine build where 450bhp+...

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rrp / £374.99

inc. vat / £449.99

rrp / €427.53

inc. vat / €513.03

rrp / $497.35

The latest evolution of our proven and hugely successful 14/12mm RCM Head Stud Kit designed for the ultimate in engine performance and reliability! Introducing the new RCM 14mm Superstud Head Stud Kit. 

Our engineers have taken the ultimate EJ series head stud solution...

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rrp / £349.00

inc. vat / £418.80

rrp / €397.89

inc. vat / €477.47

rrp / $462.88

Designed for the ultimate in engine performance and reliability and derived from the rigors of the World Rally Championship, RCM’s 14mm/14mm Head Stud Kit has consistently proven itself as a must have component of any EJ20/22/25 engine build where 500bhp+...

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rrp / £399.99

inc. vat / £479.99

rrp / €456.03

inc. vat / €547.24

rrp / $530.51

The latest evolution of our proven and hugely successful 14/14mm RCM Head Stud Kit designed for the ultimate in engine performance and reliability! Introducing the new RCM 14mm Superstud Head Stud Kit. 

Our engineers have taken the ultimate EJ series head stud solution...

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rrp / £59.95

inc. vat / £71.94

rrp / €68.35

inc. vat / €82.02

rrp / $79.51

RCM's own modified head dowel, for use with our Uprated 14mm heads stud kits RCM2902 & RCM593.

With a standard external diameter, the dowel locates into the heads as normal but allow the larger 14mm diameter studs to pass through them.

They...

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