Fit for:
for BMW M3 E36 E46 S50 S50B32 European model

Specification
Center to center length(C-C): 139mm / 5.4724 in
Big end diameter(B/E diameter): 53mm / 2.0866 in
Small end diameter(S/E diameter): 21mm / 0.82677 in
Big end width(B/E width):  22mm / 0.8661 in.
Small end width(S/E width):  22mm / 0.8661 in.
Bolts Typ: ARP 2000 3/8" 
Material: Forged SAE 4340/EN24 (40CrNiMo) Chrome Moly Steel
Weight tolerance:   +/- 1 Gramm
Piston bolt bore:  +-4/1000mm
horse power:   600PS~800PS per set
Fastener Yield Strength (psi):  220,000 / 230,000 psi
Torque:  48ft≈ 65 Nm
Maximum speed: 9000rpm

                                                                                                                                                                                               
Package Content:
6 x Steel rod H-shaft format
1 x Set ARP 2000 3/8 bolts

                                                                                                                                                                                               
Advantage
100% new!Connecting rods are angled and balanced-ready for installation
Forged SAE 4340 Chrome Moly Steel for the highest strength and durability, dedicated for Racing
Designed and processed by CNC machine.
All big and small ends are finished with SUNNEN honing machine
Precision alignment sleeves positively locate the rod cap, maintaining big end bore size and eliminating cap walk
100% X-rayed, sonic tested and magnafluxed
Multi-stage heat treated
Shot peened to relieve stress
Come with the bronzed bushing suitable for the floating piston pin

                                                                                                                                                                                               
NOTE:
These ARP bolts are really manufactured and produced in USA,which is different from others on the market.
* Please confirm your old connecting rod matches up with the dimensions of ours above
* Professional installation is highly recommended (No Instruction Included)
* For any needs please contact us.