B18A Connecting Rods and B18B Connecting Rods

Molnar Technologies

Molnar Technologies H Beam B18A and B18B 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 Honda B18A and B18B connecting rods are fitted with highly durable premium bronze bushings for use with floating pin type pistons. Each rod set for the B18A and B18B engines includes ARP fasteners, lubricant and installation guidelines.

All Molnar Honda B18A and B18B 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 B18A and B18B engines.

H Beam Honda B18A Rods and B18B Rods

Molnar Honda B18A connecting rods

B18B H Beam Rod

Molnar B18A and B18B 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

Honda B18A B18B Engine Rods


$518.83 $448.11
5.394 Fits B18A and B18B 485 Stock 21mm 0.937 0.790

If you did not find the Honda 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.