Mazda FS-DE Connecting Rods | H Beam 2.0L FS-DE and FS-DET Turbo Rods

Molnar Technologies

Molnar Technologies H Beam FS-DE connecting rods are machined from billet 4340 steel, and then heat treated to provide improved strength. To make the rods even stronger, they are shot peened to which also increases fatigue life. All Molnar FS engine connecting rods are fitted with highly durable premium bronze bushings for use with floating pin type pistons. Each rod set for the 2.0 FS engines includes ARP fasteners, lubricant and installation guidelines.

All Molnar FS-DE connecting rods are finished in the United States at the Molnar Technologies shop in Michigan. Critical rod dimensions are are held to very precise tolerances of +/- .0001 of an inch, which is the tightest tolerance you will find in the performance and racing aftermarket. These rods are an excellent upgrade component for high performance and racing FS-DE and FS-DET turbo engines.

H Beam Mazda 2.0 FS DE Connecting Rods

Molnar Mazda FS connecting rods

Mazda Protege Connecting Rod

Molnar Mazda FS-DE Connecting Rod Specs Part Numbers and Application Info

  • Length Length of the connecting rod, as measured center to center, in inches.
  • Notes Additional information about specific applications
  • Wt Weight in grams, of one complete connecting rod assembly
  • Bolt Size 3/8 diameter Rods come with ARP2000 fasteners installed
  • Jrnl Crank rod journal diameter
  • Pin Piston pin diameter, in inches or millimeters
  • BE Width of the crankshaft end of one rod
  • PE Width of the piston end of one rod
  • Part Number Molnar Technologies Connect Rod set part number
  • Price The price shown is for a complete set of rods for the engine.
Part Number Length Notes Wt Jrnl Pin BE PE

Mazda 4 Cylinder 2.0


$518.83 $448.11
5.315 FS, FS-DE and FS-DET 2.0L Engine 497 Stock 19mm 0.858 0.860

These rods fit the FS-DE and FS-DET 2.0 4 cylinder engine that was originally installed in the following vehicles:

  • 1993–2002 Mazda 626
  • 1993–1997 Mazda MX-6
  • 1999–2001 Mazda MPV (Japan)
  • 1999–2003 Mazda Capella
  • 2001–2003 Mazda Protege
  • 1993–1997 Ford Probe
  • 1999-2006 Kia Carens
  • And more, be sure to check the engine code on your vehicle to confirm which engine you need rods for

If you did not find the FS-DE con rods you need, please contact us for assistance. New models are constantly in development so we may have piston rods available that have not been added to this site yet.