[ Reference Number ] - MR-1344, LC3Z6A585F, BC3Z 6A585-B, FC3Z 6A585-B, FC3Z 6A585-D,100% brand new, refer to the "Amazon Confirm Fit" tool
[ Fits ] - Only for 2011-2020 6.7L Diesel Engines! Rocker arm for Ford 2011-2020 F-250 Super Duty 6.7L V8, 2011-2020 F-350 Super Duty 6.7L V8, 2011-2019 F-450 Super Duty 6.7L V8, 2011-2016 F-550 Super Duty 6.7L V8, 2018-2019 F-550 Super Duty 6.7L V8
[ Reliable Quality ] - Rocker Arm Kit is manufactured to OE specification, after factory inspection and IATF16949 certification, fully fit original car, durability
[ Timely Replacement ] - Common symptoms of damage include cracks or wear, poor acceleration, reduced power, strange noises (such as clicking or ticking), looseness, an illuminated engine light, or stalling. Timely replacement of the rocker arms prevents engine damage and ensures road safety
[ Premium Support ] - Easy to reach customer service, we focus on product quality and customer service, our customer service is first-rate