Perfect for initial break-in, this Ultra-Gold ARC rocker for Chevrolet Small Block reduces valve lift by limiting the rocker ratio to 1.3. A great asset to engine builders who prefer to limit the valve lift over removing an inner spring.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1977,1980 | Buick | Century | Base |
| 1977-1979 | Buick | Century | Custom |
| 1980 | Buick | Century | Estate |
| 1978-1980 | Buick | Century | Limited |
| 1978-1979 | Buick | Century | Special |
| 1978 | Buick | Century | Sport |
| 1978 | Buick | LeSabre | Base |
| 1978 | Buick | LeSabre | Custom |
| 1977-1980 | Buick | Regal | Base |
| 1978-1980 | Buick | Regal | Limited |
| 1977 | Buick | Regal | SR |
| 1977-1979 | Buick | Skylark | Base |
| 1978-1979 | Buick | Skylark | Custom |
| 1977-1979 | Buick | Skylark | S |
| 1978 | Buick | Skylark | Sport |
| 1977 | Buick | Skylark | SR |
| 1955-1975 | Chevrolet | Bel Air | Base |
| 1955-1956 | Chevrolet | Bel Air | Beauville |
| 1955-1957 | Chevrolet | Bel Air | Nomad |
| 1958-1972 | Chevrolet | Biscayne | Base |
| 1960 | Chevrolet | Biscayne | Fleetmaster |
| 1969-1974 | Chevrolet | Blazer | Base |
| 1969-1972 | Chevrolet | Brookwood | Base |
| 1978-1980 | Chevrolet | C10 | Big Ten |
| 1975-1981 | Chevrolet | C10 | Cheyenne |
| 1981-1986 | Chevrolet | C10 | Custom |
| 1975-1980 | Chevrolet | C10 | Custom Deluxe |
| 1981 | Chevrolet | C10 | Deluxe |
| 1975-1986 | Chevrolet | C10 | Scottsdale |
| 1975-1986 | Chevrolet | C10 | Silverado |
| 1961-1974 | Chevrolet | C10 Pickup | Base |
| 1968-1974 | Chevrolet | C10 Suburban | Base |
| 1981-1986 | Chevrolet | C10 Suburban | Custom |
| 1975-1980 | Chevrolet | C10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C10 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | C10 Suburban | Scottsdale |
| 1975-1980,1982-1986 | Chevrolet | C10 Suburban | Silverado |
| 1975-1981 | Chevrolet | C20 | Cheyenne |
| 1981-1986 | Chevrolet | C20 | Custom |
| 1975-1980 | Chevrolet | C20 | Custom Deluxe |
| 1981 | Chevrolet | C20 | Deluxe |
| 1975-1986 | Chevrolet | C20 | Scottsdale |
| 1975-1986 | Chevrolet | C20 | Silverado |
| 1961-1974 | Chevrolet | C20 Pickup | Base |
| 1968-1974 | Chevrolet | C20 Suburban | Base |
| 1981-1986 | Chevrolet | C20 Suburban | Custom |
| 1975-1980 | Chevrolet | C20 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C20 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | C20 Suburban | Scottsdale |
| 1975-1977,1979-1980,1982-1986 | Chevrolet | C20 Suburban | Silverado |
| 1975-1981 | Chevrolet | C30 | Cheyenne |
| 1981-1986 | Chevrolet | C30 | Custom |
| 1975-1980 | Chevrolet | C30 | Custom Deluxe |
| 1981 | Chevrolet | C30 | Deluxe |
| 1975-1986 | Chevrolet | C30 | Scottsdale |
| 1975-1986 | Chevrolet | C30 | Silverado |
| 1961-1974 | Chevrolet | C30 Pickup | Base |
| 1967-1980 | Chevrolet | Camaro | Base |
| 1979-1986 | Chevrolet | Camaro | Berlinetta |
| 1985-1986 | Chevrolet | Camaro | Iroc-Z |
| 1973-1978 | Chevrolet | Camaro | LT |
| 1976-1978 | Chevrolet | Camaro | LT Rally Sport |
| 1976-1980 | Chevrolet | Camaro | Rally Sport |
| 1967-1973,1975 | Chevrolet | Camaro | RS |
| 1981-1986 | Chevrolet | Camaro | Sport |
| 1968-1972 | Chevrolet | Camaro | SS |
| 1970-1974,1977-1986 | Chevrolet | Camaro | Z28 |
| 1982 | Chevrolet | Camaro | Z28 Indianapolis 500 Pace Car |
| 1966-1972,1986 | Chevrolet | Caprice | Base |
| 1973-1986 | Chevrolet | Caprice | Classic |
| 1986 | Chevrolet | Caprice | Classic Brougham |
| 1976-1978,1981-1982 | Chevrolet | Caprice | Classic Estate |
| 1976-1981 | Chevrolet | Caprice | Classic Landau |
| 1975-1976,1979-1980 | Chevrolet | Caprice | Classic Sport |
| 1973-1974 | Chevrolet | Caprice | Estate |
| 1975 | Chevrolet | Caprice | Estate Wagon |
| 1967-1968 | Chevrolet | Chevelle | 300 |
| 1967-1969 | Chevrolet | Chevelle | 300 Deluxe |
| 1964-1968,1970-1972 | Chevrolet | Chevelle | Base |
| 1967-1972 | Chevrolet | Chevelle | Concours |
| 1969-1972 | Chevrolet | Chevelle | Concours Estate |
| 1965-1967,1973 | Chevrolet | Chevelle | Deluxe |
| 1969-1972 | Chevrolet | Chevelle | Greenbrier |
| 1968-1972 | Chevrolet | Chevelle | Malibu |
| 1968-1972 | Chevrolet | Chevelle | Nomad |
| 1964-1972 | Chevrolet | Chevelle | SS |
| 1963-1967 | Chevrolet | Chevy II | Base |
| 1963-1968 | Chevrolet | Chevy II | Nova |
| 1964-1967 | Chevrolet | Chevy II | Nova SS |
| 1955-1972,1974,1977-1982,1984-1986 | Chevrolet | Corvette | Base |
| 1982 | Chevrolet | Corvette | Collector's Edition |
| 1978,1986 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 1978 | Chevrolet | Corvette | Silver Anniversary Edition |
| 1975-1976 | Chevrolet | Corvette | Stingray |
| 1958 | Chevrolet | Del Ray | Base |
| 1959-1960,1964-1986 | Chevrolet | El Camino | Base |
| 1975-1977 | Chevrolet | El Camino | Classic |
| 1977-1978,1981-1986 | Chevrolet | El Camino | Conquista |
| 1968-1974 | Chevrolet | El Camino | Custom |
| 1979-1981 | Chevrolet | El Camino | Royal Knight |
| 1970-1986 | Chevrolet | El Camino | SS |
| 1983 | Chevrolet | G10 | Base |
| 1975-1986 | Chevrolet | G10 | Beauville |
| 1981-1984,1986 | Chevrolet | G10 | Bonaventure |
| 1975-1986 | Chevrolet | G10 | Chevy Van |
| 1975-1986 | Chevrolet | G10 | Sportvan |
| 1969-1974 | Chevrolet | G10 Van | Base |
| 1968-1974 | Chevrolet | G10 Van | Sportvan |
| 1975-1986 | Chevrolet | G20 | Beauville |
| 1983-1984 | Chevrolet | G20 | Bonaventure |
| 1975-1986 | Chevrolet | G20 | Chevy Van |
| 1978-1981 | Chevrolet | G20 | Nomad |
| 1975-1986 | Chevrolet | G20 | Sportvan |
| 1968-1974 | Chevrolet | G20 Van | Base |
| 1968-1974 | Chevrolet | G20 Van | Sportvan |
| 1975-1986 | Chevrolet | G30 | Beauville |
| 1983-1984 | Chevrolet | G30 | Bonaventure |
| 1975-1986 | Chevrolet | G30 | Chevy Van |
| 1975-1986 | Chevrolet | G30 | Hi-Cube |
| 1975-1986 | Chevrolet | G30 | Sportvan |
| 1970-1974 | Chevrolet | G30 Van | Base |
| 1970-1974 | Chevrolet | G30 Van | Sportvan |
| 1959-1985 | Chevrolet | Impala | Base |
| 1975-1977 | Chevrolet | Impala | Custom |
| 1976 | Chevrolet | Impala | Custom Landau |
| 1981-1982 | Chevrolet | Impala | Estate |
| 1977-1979 | Chevrolet | Impala | Landau |
| 1976 | Chevrolet | Impala | S |
| 1975-1976,1979-1980 | Chevrolet | Impala | Sport |
| 1964-1967 | Chevrolet | Impala | SS |
| 1975-1981 | Chevrolet | K10 | Cheyenne |
| 1981-1986 | Chevrolet | K10 | Custom |
| 1975-1980 | Chevrolet | K10 | Custom Deluxe |
| 1981 | Chevrolet | K10 | Deluxe |
| 1975-1986 | Chevrolet | K10 | Scottsdale |
| 1975-1986 | Chevrolet | K10 | Silverado |
| 1961-1974 | Chevrolet | K10 Pickup | Base |
| 1968-1974 | Chevrolet | K10 Suburban | Base |
| 1981-1986 | Chevrolet | K10 Suburban | Custom |
| 1975-1980 | Chevrolet | K10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K10 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | K10 Suburban | Scottsdale |
| 1975-1977,1979-1980,1982-1983,1985-1986 | Chevrolet | K10 Suburban | Silverado |
| 1975-1981 | Chevrolet | K20 | Cheyenne |
| 1981-1986 | Chevrolet | K20 | Custom |
| 1975-1980 | Chevrolet | K20 | Custom Deluxe |
| 1981 | Chevrolet | K20 | Deluxe |
| 1975-1986 | Chevrolet | K20 | Scottsdale |
| 1975-1983,1985-1986 | Chevrolet | K20 | Silverado |
| 1961-1974 | Chevrolet | K20 Pickup | Base |
| 1968-1974 | Chevrolet | K20 Suburban | Base |
| 1981-1986 | Chevrolet | K20 Suburban | Custom |
| 1975-1980 | Chevrolet | K20 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K20 Suburban | Deluxe |
| 1975-1980,1982,1984-1986 | Chevrolet | K20 Suburban | Scottsdale |
| 1975-1977,1979-1980,1982-1983,1985-1986 | Chevrolet | K20 Suburban | Silverado |
| 1977-1981 | Chevrolet | K30 | Cheyenne |
| 1981-1986 | Chevrolet | K30 | Custom |
| 1977-1980 | Chevrolet | K30 | Custom Deluxe |
| 1981 | Chevrolet | K30 | Deluxe |
| 1977-1986 | Chevrolet | K30 | Scottsdale |
| 1977-1986 | Chevrolet | K30 | Silverado |
| 1968-1974 | Chevrolet | K30 Pickup | Base |
| 1976 | Chevrolet | K5 Blazer | Base |
| 1975-1980 | Chevrolet | K5 Blazer | Cheyenne |
| 1981-1986 | Chevrolet | K5 Blazer | Custom |
| 1975,1977-1980 | Chevrolet | K5 Blazer | Custom Deluxe |
| 1981 | Chevrolet | K5 Blazer | Deluxe |
| 1984 | Chevrolet | K5 Blazer | Scottsdale |
| 1978,1980-1986 | Chevrolet | K5 Blazer | Silverado |
| 1969-1972 | Chevrolet | Kingswood | Base |
| 1969-1972 | Chevrolet | Kingswood | Estate |
| 1973-1975 | Chevrolet | Laguna | Base |
| 1973 | Chevrolet | Laguna | Estate |
| 1975-1976 | Chevrolet | Laguna | S3 |
| 1964-1967,1973-1981 | Chevrolet | Malibu | Base |
| 1974-1983 | Chevrolet | Malibu | Classic |
| 1975-1976,1978-1980 | Chevrolet | Malibu | Classic Estate |
| 1976-1981 | Chevrolet | Malibu | Classic Landau |
| 1977,1979-1980 | Chevrolet | Malibu | Classic Sport |
| 1973-1974,1979-1980 | Chevrolet | Malibu | Estate |
| 1976,1979 | Chevrolet | Malibu | Landau |
| 1979 | Chevrolet | Malibu | Police |
| 1977,1979-1980 | Chevrolet | Malibu | Sport |
| 1970-1974,1979,1981-1986 | Chevrolet | Monte Carlo | Base |
| 1983 | Chevrolet | Monte Carlo | CL |
| 1973-1974,1976,1978-1981 | Chevrolet | Monte Carlo | Landau |
| 1986 | Chevrolet | Monte Carlo | LS |
| 1973,1975-1977 | Chevrolet | Monte Carlo | S |
| 1978,1980 | Chevrolet | Monte Carlo | Sport |
| 1983-1986 | Chevrolet | Monte Carlo | SS |
| 1975-1979 | Chevrolet | Monza | 2+2 |
| 1978-1979 | Chevrolet | Monza | 2+2 Sport |
| 1976-1979 | Chevrolet | Monza | 2+2 Spyder |
| 1976,1978-1979 | Chevrolet | Monza | Base |
| 1977 | Chevrolet | Monza | Mirage |
| 1975,1978-1979 | Chevrolet | Monza | S |
| 1978 | Chevrolet | Monza | Sport |
| 1977 | Chevrolet | Monza | Towne Coupe |
| 1977 | Chevrolet | Monza | Towne Coupe Cabriolet |
- 1955-chevrolet-corvette-base-esi5423292
- 1956-chevrolet-corvette-base-esi6545184
- 1957-chevrolet-corvette-base-esi3291671
- 1958-chevrolet-corvette-base-esi1166909
- 1959-chevrolet-corvette-base-esi5445928
- 1960-chevrolet-corvette-base-esi6262384
- 1961-chevrolet-corvette-base-esi3473500
- 1962-chevrolet-corvette-base-esi2556785
- 1970-chevrolet-camaro-base-esi9399238
- 1971-chevrolet-camaro-base-esi3354780
- 1972-chevrolet-camaro-base-esi8871069
- 1972-chevrolet-camaro-z28-esi5205257
- 1973-chevrolet-camaro-base-esi8321851
- 1973-chevrolet-camaro-lt-esi5684367
- 1974-chevrolet-camaro-base-esi5926025
- 1974-chevrolet-camaro-lt-esi3570970
- 1975-chevrolet-camaro-base-esi2134181
- 1975-chevrolet-camaro-lt-esi5495949
- 1975-chevrolet-camaro-rs-esi9168853
- 1975-chevrolet-k10-cheyenne-esi9418298
- 1975-chevrolet-k10-custom-deluxe-esi6007630
- 1975-chevrolet-k10-scottsdale-esi5270263
- 1975-chevrolet-k10-silverado-esi5803514
- 1975-chevrolet-k20-cheyenne-esi2529162
- 1975-chevrolet-k20-custom-deluxe-esi8440763
- 1975-chevrolet-k20-scottsdale-esi9317004
- 1975-chevrolet-k20-silverado-esi3692823
- 1975-chevrolet-k5-blazer-custom-deluxe-esi2836755
- 1976-chevrolet-camaro-base-esi2936856
- 1976-chevrolet-camaro-lt-esi6931610
- 1976-chevrolet-camaro-lt-rally-sport-esi8557821
- 1976-chevrolet-camaro-rally-sport-esi9743099
- 1976-chevrolet-k10-cheyenne-esi7197001
- 1976-chevrolet-k10-custom-deluxe-esi6691487
- 1976-chevrolet-k10-scottsdale-esi8442311
- 1976-chevrolet-k10-silverado-esi8867803
- 1976-chevrolet-k20-cheyenne-esi8917004
- 1976-chevrolet-k20-custom-deluxe-esi7748664
- 1976-chevrolet-k20-scottsdale-esi7278173
- 1976-chevrolet-k20-silverado-esi4435388
- 1977-chevrolet-camaro-base-esi7741095
- 1977-chevrolet-camaro-lt-esi3154790
- 1977-chevrolet-camaro-lt-rally-sport-esi1192172
- 1977-chevrolet-camaro-rally-sport-esi6445432
- 1977-chevrolet-camaro-z28-esi8167072
- 1977-chevrolet-k10-cheyenne-esi8159471
- 1977-chevrolet-k10-custom-deluxe-esi7174820
- 1977-chevrolet-k10-scottsdale-esi2741621
- 1977-chevrolet-k10-silverado-esi1916399
- 1977-chevrolet-k20-cheyenne-esi9749322
- 1977-chevrolet-k20-custom-deluxe-esi7955103
- 1977-chevrolet-k20-scottsdale-esi9128185
- 1977-chevrolet-k20-silverado-esi4583859
- 1977-pontiac-firebird-formula-esi1934932
- 1978-chevrolet-camaro-base-esi6557911
- 1978-chevrolet-camaro-lt-esi5478271
- 1978-chevrolet-camaro-lt-rally-sport-esi4445611
- 1978-chevrolet-camaro-rally-sport-esi1928426
- 1978-chevrolet-camaro-z28-esi7533188
- 1978-chevrolet-k10-cheyenne-esi8967742
- 1978-chevrolet-k10-custom-deluxe-esi7153927
- 1978-chevrolet-k10-scottsdale-esi8768764
- 1978-chevrolet-k20-cheyenne-esi5102340
- 1978-chevrolet-k20-custom-deluxe-esi9283371
- 1978-chevrolet-k20-scottsdale-esi1578448
- 1978-pontiac-firebird-formula-esi8801607
- 1979-chevrolet-camaro-base-esi9617455
- 1979-chevrolet-camaro-berlinetta-esi1726458
- 1979-chevrolet-camaro-z28-esi6616645
- 1979-chevrolet-k10-cheyenne-esi3468315
- 1979-chevrolet-k10-custom-deluxe-esi7191968
- 1979-chevrolet-k10-scottsdale-esi6000464
- 1979-chevrolet-k10-silverado-esi7372195
- 1979-chevrolet-k20-cheyenne-esi9868138
- 1979-chevrolet-k20-custom-deluxe-esi1416731
- 1979-chevrolet-k20-scottsdale-esi9799619
- 1979-chevrolet-k20-silverado-esi8600172
- 1979-pontiac-firebird-formula-esi6206575
- 1980-chevrolet-camaro-base-esi4088860
- 1980-chevrolet-camaro-berlinetta-esi4795600
- 1980-chevrolet-camaro-z28-esi1330040
- 1980-chevrolet-k10-cheyenne-esi4889404
- 1980-chevrolet-k10-custom-deluxe-esi3954042
- 1980-chevrolet-k10-scottsdale-esi6692937
- 1980-chevrolet-k10-silverado-esi6309192
- 1980-chevrolet-k20-cheyenne-esi4168128
- 1980-chevrolet-k20-custom-deluxe-esi3295768
- 1980-chevrolet-k20-scottsdale-esi4951643
- 1980-chevrolet-k20-silverado-esi7110496
- 1980-pontiac-firebird-formula-esi1966136
- 1980-pontiac-firebird-trans-am-esi8596290
- 1981-chevrolet-camaro-berlinetta-esi8147605
- 1981-chevrolet-camaro-sport-esi4223329
- 1981-chevrolet-camaro-z28-esi4780182
- 1981-chevrolet-k10-custom-esi6259559
- 1981-chevrolet-k10-deluxe-esi8109205
- 1981-chevrolet-k20-custom-esi4766790
- 1981-chevrolet-k20-deluxe-esi1169517
- 1981-pontiac-firebird-formula-esi7879152
- 1981-pontiac-firebird-trans-am-esi9884362
- 1982-chevrolet-k10-custom-esi4618489
- 1982-chevrolet-k10-scottsdale-esi6389153
- 1982-chevrolet-k10-silverado-esi2188284
- 1982-chevrolet-k20-custom-esi5456439
- 1982-chevrolet-k20-scottsdale-esi7097212
- 1982-chevrolet-k20-silverado-esi5625620
- 1983-chevrolet-k10-custom-esi3814710
- 1983-chevrolet-k10-silverado-esi8866203
- 1983-chevrolet-k20-custom-esi9445893
- 1983-chevrolet-k20-silverado-esi6992134
- 1984-chevrolet-corvette-base-esi6445768
- 1984-chevrolet-k10-custom-esi4818208
- 1984-chevrolet-k20-custom-esi6859009
- 1985-chevrolet-corvette-base-esi8766766
- 1985-chevrolet-k10-custom-esi1236600
- 1985-chevrolet-k10-scottsdale-esi5160152
- 1985-chevrolet-k10-silverado-esi6538949
- 1985-chevrolet-k20-custom-esi6345295
- 1985-chevrolet-k20-scottsdale-esi7600122
- 1985-chevrolet-k20-silverado-esi2091517
- 1985-chevrolet-k5-blazer-custom-esi4998646
- 1985-chevrolet-k5-blazer-silverado-esi4186885
- 1986-chevrolet-corvette-base-esi9867739
- 1986-chevrolet-corvette-indianapolis-500-pace-car-esi4751672
- 1986-chevrolet-k10-custom-esi2813482
- 1986-chevrolet-k10-scottsdale-esi1085515
- 1986-chevrolet-k10-silverado-esi5316601
- 1986-chevrolet-k20-custom-esi6152170
- 1986-chevrolet-k20-scottsdale-esi5508941
- 1986-chevrolet-k20-silverado-esi6539531
- 1986-chevrolet-k5-blazer-custom-esi5324933
- 1986-chevrolet-k5-blazer-silverado-esi4703272
- Bucket:Chevy
- Engine Components>Rocker Arms
- EPA:N/A
- LTL:N
- MPN:19012-1
- Non-CARB:N
- Prop65:Y
- SpecialOrder:Y