356 901 915 928 930 924/944 968

California Motorsports Inc. 2175 N. Kiowa Blvd Ste 108 Lake Havasu City AZ USA 86403 (928) 855-5755 voice (928) 855-6021 fax Contact CMS via Email

G50 Boxster 996 997 Cayman GT2/GT3 KIT CAR

Our philosophy is simple…to offer you the client the best quality product and service for your specific use and at a fair price for your hard earned dollars. We are only satisfied if you are and guarantee it.

California Motorsports (CMS) is a premiere independent and family owned transaxle service center comprised of a dedicated group of Porsche enthusiasts offering the finest parts, services and complete gearboxes for Porsches and Kit Cars that use them.

Our focus is mainly products and services for 901, 915, 928, 930, 924/944, 968, G50, 993, Boxster, 996, 997, Cayman and GT2/GT3. We have an extensive inventory of cores, factory new and used parts, specialty parts and accessories.

We have literally tons of cores, factory new and used parts, specialty parts and accessories. We also manufacture in house or have manufactured many of our own products from gears to shifters to limited slip differentials.

We know and understand these transaxles intimately and have over 50 years of combined experience and expertise in rebuilding, modifying and adapting them for all kinds of applications.

Most importantly we have the most popular Porsche transaxles and parts in stock for V8 mid-engine applications from mild to wild, street, race or off road.

Porsche 356	Porsche 901 early	Porsche 901 late w/billet intermediate plate and side plate	Porsche 914 w/billet intermediate plate
Porsche 915 w/billet side plate	Porsche 930 early	Porsche 930 late	Porsche G50/01
Porsche G50/03	Porsche G50/52 inverted with billet side shifter, end cap & side plate	Porsche G64/00 AWD	Porsche G50/20
Porsche G64/20 AWD	Porsche 996	Porsche 997	Porsche Boxster 5 speed
Porsche Boxster S	Porsche G96/50 AWD	Porsche 968	Porsche 944
Porsche G50/01 inverted with billet sideshifter and side plate	Porsche G64/51 inverted with billet sideshifter and billet end cover
OEM & custom axle and CV assemblies	CMS billet bearing plates	CMS billet end covers	Transaxle Oiling/Cooling Kits
CMS and OEM Limited Slip Differentials	CMS custom gears and ring & pinions	CMS billet shift forks	CMS billet side plates
CMS G50 billet side shifter	KEP engine adapters & clutches	Tilton ultra high performance carbon clutch & flywheel kits	CMS billet cable shifter
In house CNC machining and prototyping	G50 TOB cross shaft repair