Fit for CHRYSLER, DODGE, JEEP & RAM. 5.7 & 6.4 HEMI 16V V-8. 2 set of front MDS lifters. 2 set of rear MDS lifters. 8 Intake Valves (3 Groove; Head 52.10mm x Stem 7.90mm x Length 130.60mm). 8 Exhaust Valves (3 Groove; Head 39.40mm x Stem 7.90mm x Length 130.10mm). 53022087AC, 53022088AD, IV1163, EV1163,5038785AB. We are not responsible for undeliverable address. Screws, bass knobs, plastic coverings, protective films, etc. Physical damage: Item is scratched, torn, wet, burned, blown, signs of misuse, and faulty installation DEFECTIVE or non DEFECTIVE. Factory sealed items: If it’s opened and tampered except for certain items. We will reply you within 24 hours. (except weekends and holidays). All emails and orders will NOT be processed during weekends and holidays. We will offer help to resolve your problems as fast as possible. Feedback is very important to us. Please leave 5 stars/postive feedback to me if you feel good. Due to different people have the individual understanding on the description of the lists, product quality, and ect.