capricorn Automotive lives and breathes motorsport. Our business has grown to be the number one choice for high performance in-cylinder solutions. Continual development and direct feedback from racing has honed what we provide so as to be the best available.
For decades our products and services have been used successfully by the entire world of motorsport: F1, WEC, NASCAR, WRC, Indycar, MotoGP, DTM and BTCC to name just a few.
Our passion is our strongest driver. We deliver more than just components; we overcome difficult technical challenges, individually tailoring solutions of the highest quality in the shortest of time frames.
FROM THE RACING CIRCUIT TO YOUR PORSCHE!
Carefully selected parts that offer increased performance and reliability over their standard equivalent parts.
Designed and manufactured completely in-house here in Basingstoke using the same processes, production techniques and quality standards that have made us synonymous within the motorsport industry.
Performance Products that include forged and billet machined pistons, forged air cooled barrels, nickel ceramic coated cylinder liners as well as repair solutions for damaged alusil ® crankcases.
Porsche 930
2994cc, 95.0mm bore, 70.4mm stroke, 9.8:1 cr piston, and cylinder barrel set from £5,240.00
3186cc, 98.0mm bore, 70.4mm stroke, 10.5:1 cr piston, and cylinder barrel set from £5,276.00
3367cc, 98.0mm bore, 74.4mm stroke, 10.5:1 cr piston, and cylinder barrel set from £5,079.00
3506cc, 100.0mm bore, 74.4mm stroke, 10.5:1 cr piston, and cylinder barrel set from £5,049.00
Porsche 930 Piston 
Porsche 930 Piston 
Porsche 930 Barrel
Porsche 964
3600cc turbo, 100.0mm bore, 76.4mm stroke, 7.5:1 cr piston, and cylinder barrel set from £5,065.00
3764cc, 102.0mm bore, 76.4mm stroke, 12: cr piston, and cylinder barrel set from £5,582.00
Porsche 964 Piston 
Porsche 964 Piston 
Porsche 964 Barrel
Porsche 993
3746cc, 102.0mm bore, 76.4mm stroke, 12:1 cr piston, and cylinder barrel set from £5,582.00
3746cc, 102.0mm bore 109.0mm spigot, 76.4mm stroke, 12:1 cr piston, and cylinder barrel set from £5,582.00
Porsche 993 Piston 
Porsche 993 Piston 
Porsche 993 Barrel
Porsche 996 / 997 Carrera
3387cc M96-01 / 02 / 04, 96.0mm bore, 78.0mm stroke, 11.3:1 cr piston set from £
3596cc M96-03 / 05, 96.0mm bore, 82.8mm stroke, 11.3:1 cr piston set from £
3824cc M97-01, 99.0mm bore, 82.8mm stroke, 11.8:1 cr piston set from £
Porsche 996 / 997 Carrera Piston 
Porsche 996 / 997 Carrera Piston
Porsche 996 / 997 Turbo & Turbo S
3764cc Variable vane turbo, 102.0mm bore, 76.4mm stroke, 9.4:1 cr piston, and cylinder set from £5,018.00
3894cc Twin turbo / variable vane turbo, 104.0mm bore, 76.4mm stroke, 9.4:1 cr piston, and cylinder set from £5,056.00
3764cc MK1, 102.0mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,007.00
3894cc MK1, 104.0mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,029.00
3764cc MK2, 102.0mm bore, 76.4mm stroke, 13.5:1 cr piston, and cylinder set from £4,994.00
3894cc MK2, 104.0mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £4,832.00
4000cc MK2, 105.4mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,394.00
4045cc MK2, 106.0mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,370.00
Porsche 996 / 997 Turbo & Turbo S Piston 
Porsche 996 / 997 Turbo & Turbo S Piston 
Porsche 996 / 997 Turbo & Turbo S Cylinder
Porsche 997 GT3 & GT3 RS
3894cc MK1, 104.0mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £4,832.00
4000cc MK1, 105.4mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,394.00
4045cc MK1 Vario cam plus, 106.0mm, 76.4mm stroke, 13.3:1 cr piston, and cylinder set from £5,520.00
3894cc MK2 Vario cam plus, 104.0mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,175.00
4000cc MK2 Vario cam plus, 105.4mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,586.00
4261cc MK2, 106.0mm bore, 80.4mm stroke, 14.5: cr piston and cylinder set from £5,463.00
Porsche 997 GT3 & GT3 RS Piston 
Porsche 997 GT3 & GT3 RS Piston 
Porsche 997 GT3 & GT3 RS Cylinder
Porsche 997 Cup
3894cc, 104.0mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £4,832.00
4000cc, 105.4mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,394.00
4045cc, 106.0mm bore, 76.4mm stroke, 13:1 cr piston, and cylinder set from £5,370.00
Please contact us for more information on product availability and our custom made capabilities.
**Distributors wanted – please contact us for more information if you are interested in becoming a distributor for the capricorn AUTOMOTIVE Porsche Performance Products**
