Application Fit for Lotus twin cam 1600 // for Lotus TC/ for Ford X-flow Specification - TÜV PRODUCT TEST AND TÜV ISO 9001 CERTIFIED - Type: Forged 4340 aircraft chrome moly quality steel for racing - H-beam Conrods Quantity: 4 Pieces a set - Bolts:Including Genuine ARP 2000 bolts - Note: Extra cost for upgrading to ARP L19 bolts - Bolts Size: ARP 2000 3/8" bolts - Tolerance: Balanced to +/- 1 gram in set - Piston Bolt Hole: +-4/1000mm - Power: 600~800HP - Strength of the fastening (PSI): 200,000 - 230,000 psi Torque: 48ft ≈ 65 NM - Top acceleration: 7000-9000 rpm - Warranty: 2 years warranty for any manufacturing defect Dimensions Center to center length: 122.58mm（Wide journal） Big end diameter: 52.91mm Small end diameter: 20.62mm Big end width: 26.8mm Small end width: 24.1mm 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