COMP Cams Rockers CB 1.73 7/16in Ultra Pro

(Excluding Injectors) For Non Continental USA or International Shipping on ECUs and some other items, Please contact us directly to get an accurate quote for your order.

PLEASE CONTACT US DIRECTLY BEFORE PLACING ANY ORDERS TO CHECK AVAILABILITY ON ITEMS! SOME ITEMS MAY BE OUT OF STOCK WITHOUT ANY INDICATION. IF AN ORDER IS PLACED WITHOUT CONTACTING US DIRECTLY AND NEEDS TO BE CANCELLED, THERE IS UP TO A 10% CANCELLATION FEE!

  • This is a SPECIAL ORDER item and availability can vary, please contact us for an accurate timeframe of availability before purchase. Some items can take 30+ days from manufacturer to become available.***ANY SPECIAL ORDER PLACED WITHOUT CONTACTING US FIRST IS SUBJECT UP TO A 10% CANCELLATION FEE***

  • Manufacturer Part Number: 1823-16
  • $603.95
    Unit price per 


  • WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. PROP65 INFO
Machined from 8650 steel with a billet pushrod seat insert, these Ultra Pro Magnum XD rockers can handle up to 1,000 lbs of spring pressure. These 1823 rockers feature a 1.73 ratio for use with 7/16" stud Chevrolet 396-454 Big Block.

This Part Fits:

Year Make Model Submodel
1963,1965-1975 Chevrolet Bel Air Base
1963,1965-1972 Chevrolet Biscayne Base
1972 Chevrolet Brookwood Base
1967-1972 Chevrolet Camaro Base
1967,1969 Chevrolet Camaro RS
1967-1972 Chevrolet Camaro SS
1972 Chevrolet Camaro Z28
1966-1972 Chevrolet Caprice Base
1973-1976 Chevrolet Caprice Classic
1976 Chevrolet Caprice Classic Estate
1976 Chevrolet Caprice Classic Landau
1975-1976 Chevrolet Caprice Classic Sport
1973-1974 Chevrolet Caprice Estate
1975 Chevrolet Caprice Estate Wagon
1968 Chevrolet Chevelle 300
1968-1969 Chevrolet Chevelle 300 Deluxe
1965-1967,1970-1972 Chevrolet Chevelle Base
1967-1972 Chevrolet Chevelle Concours
1969-1972 Chevrolet Chevelle Concours Estate
1967,1973 Chevrolet Chevelle Deluxe
1969-1972 Chevrolet Chevelle Greenbrier
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1965-1972 Chevrolet Chevelle SS
1968 Chevrolet Chevy II Nova
1965-1974 Chevrolet Corvette Base
1963,1965-1976 Chevrolet Impala Base
1975-1976 Chevrolet Impala Custom
1976 Chevrolet Impala Custom Landau
1976 Chevrolet Impala S
1975-1976 Chevrolet Impala Sport
1965-1967 Chevrolet Impala SS
1970-1972 Chevrolet Kingswood Base
1970-1972 Chevrolet Kingswood Estate
1973-1975 Chevrolet Laguna Base
1973 Chevrolet Laguna Estate
1975 Chevrolet Laguna S3
1974 Chevrolet Laguna Type S-3
1966-1967,1973-1974 Chevrolet Malibu Base
1974-1975 Chevrolet Malibu Classic
1973-1974 Chevrolet Malibu Estate
1970-1974 Chevrolet Monte Carlo Base
1973-1974 Chevrolet Monte Carlo Landau
1973,1975 Chevrolet Monte Carlo S
1969-1970 Chevrolet Nova Base
1970,1972 Chevrolet Townsman Base