Eccentric Shaft for Mazda 13B Engine

Fits all 13B Rotary Engines from 1974 to 2012.

Made of 4340 Billet Steel.

Ground Micro Finish Main Lobes and Journals. Lightened Lobes for Quicker Acceleration RPM.

Made for Race Rotary Engine Exceeding 1000 HP.

For High Boost Turbo, Nitrous or Normally Aspirated Rotary Engines.

Fits the Following Engines: 

Mazda Old School 13B 1974 to 1985
Mazda FB 1984 to 1985
Mazda FC Rx7 1985 to 1991
Mazda FD Rx7 1991 to 2003
Mazda RX8 2003 to 2012

This is Newest Product for The Application Stated. All Products Are Developed from The Ground up in Our R&D Center Based in The USA. Our Parts Are Designed and Built for Improved Performance Gains, with Excellent Fitment and Ease of Installation.

What's in the box ?

This is for the Crankshaft, All Other Parts Shown Are NOT INCLUDED.

Crank Shaft X1

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Eccentric Crank Shaft for Mazda 13B Rotary Engine Crankshaft RX7 RX3 RX8

  • Brand: Rotary-Works
  • Product Code: RW-CRANKSH-01
  • Availability: In Stock
  • $971.69