Heat treated, X-rayed, sonic tested, magna-fluxed, stress relieved.
Certified 4340 steel 2-piece forgings for increased strength.
Machined with extremely tight tolerances.
Bronze bushings for floating pins.
ARP Fastenings used !When building the ultimate 2000cc Fiesta ST150 engine whether for turbo or high reving NASP, we insist in added reliability and strength. The K1 con rod a package helps us achieve this without breaking the bank.Forged 4340 Steel I Beam connecting rods. Shot peened for improved fatigue life. Sizes held to +/- .0001” , finish honed in the USA. Bronze wrist pin bushings. Weight matched +/- 1 gram on each end. Exclusively using ARP fasteners.Billet 4340 Steel H Beam connecting rods. Closely monitored material mechanical properties for optimum performance. Designed and finish honed in the USA. Sizes held to some of the tightest tolerances in the industry, +/- .0001” and +/- 1 gram per end. Shot peened for improved fatigue life. Bronze wrist pin bushings. Exclusively using ARP 2000 fasteners. Proper rod bolt torque is vital to connecting rod life. A rod bolt fastner is without question the highest stressed fastener in the engine.