Welcome to GT Series 1!

We’re the home for your high performance Porsche oil pumps!

Please feel free to contact us with any questions about our items.  We are currently updating the website, so if you have any issues – just send us an email and we can help you.

We’ve been porting and polishing oil pumps for Porsches since 1981. Our pumps have seen service in Porsches competing at virtually every road race venue in the United States. Our pumps have also gone to Canada, France, Switzerland, Taiwan & United Kingdom and AUSTRALIA!!

Our pumps are used in: race cars, club cars and street use cars. The advantage is 20% or greater oil flow resulting in increased oil pressure both hot and cold.

We have expanded our services to include:

Distributor Rebuilding service:

  • We service all 6 cylinder vehicles
  • Single & Dual ignition
  • Re-curving

Chain Tensioner Rebuilding Service:

  • Improved internal Viton O-Rings
  • Internal polishing for longevity
  • Improved internal oil for better lubrication and longevity