I-Beam ZRP Connecting rods for Mini/BMW 1,6L 16V Prince - N12B16A/N14B16A ZRP connecting rods for Mini/BMW are delivered in weighted sets with tolerances that only more expensive connecting rods offer. The ability to also select connecting rod bolts according to the 1,6L 16V Prince - N12B16A/N14B16A engine provides the best performance per cost that we know when it comes to connecting rods. Specifications Part number: R-MIN-002-I Length: 138,55 Pin diameter: 20,00 Big-End bore: 48,00 Big-End width: 20,87 Weight (gram): 450 Bolt size: 3/8" Series: Standard Shape: I-Beam Additional Info: Tapered Pin End ZRP connecting rods can handle more than 200HP per cylinder. Weighed with a maximum of 1g in weight difference per batch. All connecting rods are CNC machined. Max tolerance length: 0.001mm Max tolerance bearing housing: 0.0001mm. The bushings are made of AMCO18 material known as the absolute best-known material for bushings.