K1 Technologies Chevy Connecting Rods

  • Billet 4340 Steel H-Beam Design
  • Designed by in-house engineering team for high-stress racing applications
  • All rods are finished in the USA and held to very tight tolerances. Bores finished to +/- .0001" and weight to +/- 1 gram per end.

  • Shot peened for improved fatigue life
  • Premium bronze wrist pin bushings
  • High Quality ARP 2000 Fasteners included

CHEVY SMALL BLOCK
H-Beam Design with ARP 2000 Bolts

Part Number Former P/N Description Length Housing Bore Pin Dia. BE
Width
PE
Width
Bolt
Size
Bolt
P/N
Gram Weight Footnote
012AD25570 CH5700ALLB8-S Chevy SB 5.700" 5.700" 2.225 0.927 0.940 1.010 7/16" BT71601-2 662
012AD25570L CH5700ALLB-L8-A Chevy SB 5.700" - Lightweight 5.700" 2.225 0.927 0.940 0.900 3/8" BT61601-2 492 Lightweight
012AD25600 CH6000ALLB8-A Chevy SB 6.000" 6.000" 2.225 0.927 0.940 1.010 7/16" BT71601-2 635
012AD25600L CH6000ALLB-L8-A Chevy SB 6.000" - Lightweight 6.000" 2.225 0.927 0.940 0.900 3/8" BT61501-2 500 Lightweight
012AD25613 CH6125ALLB8-A Chevy SB 6.125" 6.125" 2.225 0.927 0.940 1.010 7/16" BT71601-2 645
012AD25613L CH6125ALLB-L8-A Chevy SB 6.125" - Lightweight 6.125" 2.225 0.927 0.940 0.900 3/8" BT61601-2 503 Lightweight
012AD25620 CH6200ALLB8-A Chevy SB 6.200" 6.200" 2.225 0.927 0.940 1.010 7/16" BT71601-2 654
012AD25625L CH6250ALLB-L8-A Chevy SB 6.250" 6.250" 2.225 0.927 0.940 0.900 3/8" BT61601-2 507 Lightweight

CHEVY SMALL BLOCK - STROKER
H-Beam Design with ARP 2000 Bolts

Part Number Former P/N Description Length Housing Bore Pin Dia. BE
Width
PE
Width
Bolt
Size
Bolt
P/N
Gram Weight Footnote
012AD25600ST CH6000ALLBST8A Chevy SB 6.000" Stroker 6.000" 2.225 0.927 0.940 1.010 7/16" BT71401-2 625

CHEVY SMALL BLOCK - 2.0" ROD JOURNAL
H-Beam Design with ARP 2000 Bolts

Part Number Former P/N Description Length Housing Bore Pin Dia. BE
Width
PE
Width
Bolt
Size
Bolt
P/N
Gram Weight Footnote
012AC25620 CH6200AHLB8-A Chevy SB 6.200" 6.200" 2.125 0.927 0.940 1.010 7/16" BT71601-2 643

CHEVY LS
H-Beam Design with ARP 2000 Bolts

Part Number Former P/N Description Length Housing Bore Pin Dia. BE
Width
PE
Width
Bolt
Size
Bolt
P/N
Gram Weight Footnote
012AE25610 CH6098ALLBLS8A Chevy LS 6.098" 6.098" 2.225 0.927 0.940 1.010 7/16" BT71601-2 659
012AE25613 CH6125ALLBLS8A Chevy LS 6.125" 6.125" 2.225 0.927 0.940 1.010 7/16" BT71401-2 660
012AE25613L CH6125ALLBLSL8A Chevy LS 6.125" - Lightweight 6.125" 2.225 0.927 0.940 1.010 7/16" BT71601-2 616 Lightweight

CHEVY LS STROKER
H-Beam Design with ARP 2000 Bolts

Part Number Former P/N Description Length Housing Bore Pin Dia. BE
Width
PE
Width
Bolt
Size
Bolt
P/N
Gram Weight Footnote
012AE25613ST CH6125ALLBLS-ST8 Chevy LS 6.125" Stroker 6.125" 2.225 0.927 0.940 1.010 7/16" BT71401-2 651

CHEVY BIG BLOCK
H-Beam Design with ARP 2000 Bolts

Part Number Former P/N Description Length Housing Bore Pin Dia. BE
Width
PE
Width
Bolt
Size
Bolt
P/N
Gram Weight Footnote
012AG33614 CH6135APRB1-A Chevy BB 6.135" 6.135" 2.325 0.990 0.992 1.062 7/16" BT71601-2 727
012AG33639 CH6385APRB8-A Chevy BB 6.385" 6.385" 2.325 0.990 0.992 1.062 7/16" BT71601-2 740
012AG33648 CH6480APRB8-A Chevy BB 6.480" 6.480" 2.325 0.990 0.992 1.062 7/16" BT71601-2 740
012AG33654 CH6535APRB8-A Chevy BB 6.535" 6.535" 2.325 0.990 0.992 1.062 7/16" BT71601-2 758
012AG33670 CH6700APRB8-A Chevy BB 6.700" 6.700" 2.325 0.990 0.992 1.062 7/16" BT71601-2 781
012AG33680 CH6800APRB8-A Chevy BB 6.800" 6.800" 2.325 0.990 0.992 1.062 7/16" BT71601-2 785
012AG33700 CH7000APRB8-A Chevy BB 7.000" 7.000" 2.325 0.990 0.992 1.062 7/16" BT71601-2 790