Complete CNC-flowed heads available:
These are 2.7-2.8 litre heads that have been CNC-flowed for improved airflow and machined for twin-ignition These heads have new intake & exhaust valves, our own P-B valve guides, Viton guide seals, …
We have been improving Porsches for over 30 years so we offer personal technical consultation in a variety of areas and project management services. We can assist you in any way for better street performance, competition cars, and custom projects.
Rennsport Systems offers an extensive list of performance upgrades for your Porsche which includes, 911, 964, 993, 993TT, 996, 997, Boxster and Cayman series cars
Complete machine shop services that include cylinder head rebuilding, engine case machine work, rocker arm reconditioning, rod rebuilding, in addition to cylinder head airflow enhancement. We also provide complete engine rebuilding services with every engine getting tuned on the 800HP Superflow engine dynamometer to ensure performance and quality control.
Come over to the Rennsport Forum – a gathering of Porsche professional discussion and technical information www.rennsportsytems.com/forum
You’ll find an extensive archive of current and past 911 projects we have built and/or provided consulting services on as well as case studies of interest. These include street cars, dual-purpose machines, 3.6 conversions, 964 and 993 based cars and a few Turbos.
After some careful development, we here at Rennlist are ready to bring you the clear, unadulterated Steve Weiner technical experience. Thanks to the magic of the interwebs, you can now interact directly with the man himself, in our new Forum.
It’s new. It’s maybe a little empty yet, but it’s there… and like a brand new subdivision with a Porsche parked in every driveway, there are new friends to make, new yards to explore…
Steve shows how you can spot trouble on the 915 Pressure Plate, and evaluate whether you can re-use, or have to huck it.
We’re thinking winter projects here at Rennsport. If you feel the need to love on your Porsche while it sits in the garage this winter, here are a few ideas that might help you get …
We just started producing a series of short videos that capture bits of advice from Steve on various aspects of our cars. We want to replicate the enjoyable experience of hanging out with Steve, grabbing …
We are a Schroth distributor and carry most of their competition and street harnessbelts. Here are the most popular ones we use and sell. Most of these competition harnesses are available in Black, Red, Blue …
Oil is literally the lifeblood of an engine so its critically important to use the right product for your application. Since the EPA’s mandate to lower & remove phosphorus (and zinc) from engine oils to …
One of the most important improvements to any Porsche is improved braking performance. This can be accomplished by installing better Brake Pads, Racing Brake Fluid, Cooling Kits, Larger Calipers & Rotors and even Stainless Steel Brake lines. We offer various upgrades for all models from simple cooling and pad upgrades, to rotor/caliper replacements to complete racing brake systems for high-horsepower vehicles.
901-915-930
901
901-series transmissions were used in the 911 from 65 until 71. The last two years’ 901′s were known as 911 gearboxes since they employed a slightly different case that permitted the new 225mm “Pull-type” clutch. …
Level 1; Street & Touring
H&R Sport Springs
Bilstein HD struts & shocks
Level 2; Street and Light Track
Bilstein PSS-10 Coilover kit
GT-3 Adjustable anti-roll bars
Level 3; Track & Light Street
Motion Control double-adjustable, remote reservoir struts & shocks with …
Level 1; Street & Touring
H&R Sport Springs
Bilstein HD struts & shocks
Level 2; Street and Light Track
Bilstein PSS-10 Coilover kit
GT-3 Adjustable anti-roll bars
Level 3; Track & Light Street
Bilstein PSS-10 Coilover kit
GT-3 Adjustable anti-roll bars
ERP front Camberplates
ERP …
Recommended 993 Suspension Packages
Level 1; Street & Touring
H&R Sport springs
Bilstein HD struts & shocks
ER rubber A-arm bushings (if needed)
Level 2; Street & Light Track
H&R Sport Springs
Bilstein HD struts & shocks
RS Front 5-way adjustable and rear …
Suspension upgrades and improvements are the first and most important consideration for making these cars more fun to drive and handle better at the same time.
While the factory engineers were