425 Oldsmobile Connecting Rods

Molnar Oldsmobile Rods

Are you looking for the ultimate Oldsmobile 425 connecting rods for your high output engine project? Molnar Technologies H Beam 425 Oldsmobile 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 which also increases fatigue life. All Molnar Oldsmobile connecting rods are fitted with highly durable premium bronze bushings for use with floating pin type pistons. Each rod set for the Oldsmobile 425 cubic inch displacement engines includes Molnar’s proprietary ARP2000 fasteners, lubricant and installation guidelines.

All Molnar Oldsmobile connecting rods are finish machined 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.

Molnar H Beam Oldsmobile 425 Rods

425 Oldsmobile Connecting Rods

H beam Oldsmobile 425 Rods


425 Oldsmobile Rods Specs and Prices

  • Length Rod length of the connecting rod, as measured center to center, in inches.
  • Wt Weight in grams, of one complete connecting rod assembly
  • Notes Additional information about specific applications
  • Jrnl Crank rod journal diameter
  • Pin Size 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
  • Bolts Rods come with 7/16" diameter ARP2000 fasteners installed.
  • 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 Wt Notes Jrnl Pin BE PE

425 Oldsmobile H-Beam Rods


$861.66 $744.22
6.735 831 425 Oldsmobile 2.500 .981 .930 1.000


$861.66 $744.22
7.000 894

For Olds 425 V8


.981 .930 1.000


If you do not find a set of 425 Olds connecting rods with the specifications that you need please contact us for assistance. New models are constantly in development so we may have rods available that have not been added to this website yet.

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