Application 1992-1995 For BMW E36 M3 S50B30 European model 3.0 L (except for US) 1994-1995 for BMW E36 M3 3.0 L S50B30US (US only) Specification Material: Forged 4340 aircraft chrome moly quality steel Quantity: 6 Pieces as showing in picture Bolts: Including Genuine 3/8" ARP 2000 bolts Tolerance: Balanced to +/- 1 gram in set Note : Extra cost for upgrading to ARP L19 bolts Warranty: 2 years warranty for any manufacturing defect Dimensions Center to center length: 142mm Big end diameter: 53mm Small end diameter: 21mm Big end width: 22mm Small end width: 22mm Feature - 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