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SBC Rods

Molnar Technologies SBC Connecting Rods

Tom Molnar has done it again by further refining the state of the art in H beam connecting rods. Molnar Technologies SBC rods are the result of continued developments and improvement of the high performance H beam rod design. These conrods are the product of an engineering staff with in excess of 30 years of hands on work in the field of designing, engineering and distributing some of the best steel connecting rods for high performance and racing engines.

Tom Molnar, the owner and driving force of Molnar Technologies, has a proven himself time and again as one of the premier rod designers in the performance and racing  parts aftermarket. Molnar Technologies works hard to deliver high quality performance engine products, at affordable prices while at the same time providing superior customer service and tech support.

Molnar Connecting Rods 4340 Steel Billet H Beam SBC Rods

h beam sbc rod

sbc connecting rods

Molnar Technologies Small Block Chevy Connecting Rod Specs

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

All Molnar 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.

Molnar Technologies Chevy Rods Catalog

Chevy and GM V8 Connecting Rods Part Numbers and Application Info

  • Length Length of the connecting rod, as measured center to center, in inches.
  • Weight Weight in grams, of one complete connecting rod assembly
  • Notes Additional information about specific applications
  • Bolt Size Bolt diameter in inches, Rods come with ARP2000 fasteners installed
  • Rod Pin Size Crank rod journal diameter
  • Pin Size Piston pin diameter, in inches or millimeters
  • BE Width Width of the crankshaft end of one rod
  • PE Width 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.

Chevrolet and GM

SBC Rods Standard Weight Standard Journal

5.700 605 5.700 Chevy 7/16 2.100 0.927 0.940 1.010 CH5700NLB8-A

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5.850 612 5.850 Chevy 7/16 2.100 0.927 0.940 1.010 CH5850NLB8-A

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6.000 617 6.000 Chevy 7/16 2.100 0.927 0.940 1.010 CH6000NLB8-A

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6.125 623 6.125 Chevy 7/16 2.100 0.927 0.940 1.010 CH6125NLB8-A

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6.400 638 6.400 Chevy 7/16 2.100 0.927 0.940 1.010 CH6400NLB8-A

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SBC Lightweight standard journal size

5.700 SBC Lightweight 496 NASCAR Late Model Stock 7,600 RPM Max 3/8 2.100 0.927 0.940 0.900 CH5700NLB-L8-A

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6.000 SBC Lightweight 505 NASCAR Late Model Stock 7,600 RPM Max 3/8 2.100 0.927 0.940 0.900 CH6000NLB-L8-A

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6.125 Std Chevy SB Lightweight 510 NASCAR Late Model Stock 7,600 RPM Max 3/8 2.100 0.927 0.940 0.900 CH6125NLB-L8-A

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6.250 Std Chevy SB Lightweight 512 NASCAR Late Model Stock 7,600 RPM Max 3/8 2.100 0.927 0.940 0.900 CH6250NLB-L8-A

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Chevy Small Block Small Journal

6.000 606 small rod journal 7/16 2.000 .927 .940 1.010 CH6000LLB8-A

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6.125 611 small rod journal 7/16 2.000 .927 .940 1.010 CH6125LLB8-A

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SBC Lightweight Small Journal

6.000 SBC Lightweight Small Journal 497 NASCAR Late Model Stock 7,600 RPM Max 3/8 2.000 .927 .940 .900 CH6000LLB-L8-A

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Chevy Small Block Lightweight Honda Journal

5.700 556 NHRA SS Legal / Honda Journal 3/8 1.890 0.875 0.940 1.010 CH5700GAEB-SS8-A

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6.000 528 .866" Wrist Pin 3/8 1.890 0.866 0.940 1.010 CH6000GFB-L8-A

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6.000 529 .927" Wrist Pin 3/8 1.890 0.927 0.940 1.010 CH6000GLB-L8-A

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6.125 532 .866" Wrist Pin 3/8 1.890 0.866 0.940 1.010 CH6125GFB-L8-A

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6.125 533 .927" Wrist Pin 3/8 1.890 0.927 0.940 1.010 CH6125GLB-L8-A

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Chevy Small Block Mid Weight

6.000 553 Small Journal 3/8 2.000 0.927 0.940 0.900 CH6000LLB-M8-A

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6.000 562   3/8 2.100 0.927 0.940 0.900 CH6000NLB-M8-A

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Chevy LS

6.125 Chevy LS 602 6.125 LS Lightweight 7/16 2.100 0.927 0.940 1.010 CH6125NLB-LS8-A

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6.125 654 LS1 Chevy Turbo 7/16 2.100 0.927 0.940 1.010 CH6125NLB-LST8-A

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6.200 620 LS1 Chevy 7/16 2.100 0.927 0.940 1.010 CH6200NLB-LS8-A

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Big Block Chevy Standard Journal Size

Description and Length Weight Notes Bolt Size Rod Pin Size Pin Size BE Width PE Width Part Number
6.135 717   7/16 2.200 .990 0.992 1.065 CH6135VTB8-A

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6.135 782 NHRA Stock Approved 7/16 2.200 .990 0.992 1.065 CH6135VTB-N8-A

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6.385 729   7/16 2.200 .990 0.992 1.065 CH6385VTB8-A

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6.480 733   7/16 2.200 .990 0.992 1.065 CH6480VTB8-A

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6.535 736   7/16 2.200 .990 0.992 1.065 CH6535VTB8-A

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6.700 744   7/16 2.200 .990 0.992 1.065 CH6700VTB8-A

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6.760 839 BBC and BB Mopar when using crank with BBC journal diameter and width and a .990 pin 7/16 2.200 .990 0.992 1.065 CH6760VTB8-A

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6.800 BBC 749   7/16 2.200 .990 0.992 1.065 CH6800VTB8-A

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6.860 845 BBC and BB Mopar and Gen 2 426 Chrysler Hemi when using crank with BBC journal diameter and width and a .990 pin 7/16 2.200 .990 0.992 1.065 CH6860VTB8-A

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6.860 879 Chrysler 426 Hemi with 1.030 Pin and BB Chevy Journal diameter and Big Block Chevy rod journal width 7/16 2.200 1.030 0.992 1.065 CH6860VVB8-A

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7.100 832   7/16 2.200 .990 0.992 1.065 CH7100VTB8-A

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BBC Small Journal

6.135 small journal 705 Light weight BBC using 2.100 small journal diameter crank 7/16 2.100 .990 0.992 1.065 CH6135NTB-L8-A

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6.385 small journal 716 BB Chevy using 2.100 small journal diameter crank 7/16 2.100 .990 0.992 1.065 CH6385NTB8-A

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Molnar Crankshafts

Molnar Crankshafts

If you are in the market for a premium quality crank, we also sell the full line of 4340 forged steel Molnar Technologies crankshafts. You can view the entire list of available cranks and specifications on our website here > Molnar Technologies Crankshafts

 

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