Bracket race and mud racing. Works best with 5000+ converter in 390 or larger engine.
Solid: Bracket Race and mud racing. Works best with 4500+ convertor in 390 or larger engine.
Application Summary:
| Year |
Make/Model |
| 1968-1974 |
American Motors Ambassador |
| 1968 |
American Motors American |
| 1968-1970 |
American Motors AMX |
| 1978-1979 |
American Motors AMX |
| 1966 |
American Motors Classic |
| 1978-1979 |
American Motors Concord |
| 1972-1976 |
American Motors Gremlin |
| 1970-1977 |
American Motors Hornet |
| 1968-1974 |
American Motors Javelin |
| 1967 |
American Motors Marlin |
| 1971-1978 |
American Motors Matador |
| 1978-1979 |
American Motors Pacer |
| 1969 |
American Motors Rambler |
| 1968 |
American Motors Rebel |
| 1970 |
American Motors Rebel |
| 1966 |
American Motors Rogue |
| 1979 |
American Motors Spirit |
| 1974 |
Bricklin SV-1 |
| 1974 |
International 100 |
| 1974 |
International 200 |
| 1974-1983 |
Jeep Cherokee |
| 1971-1981 |
Jeep CJ5 |
| 1971-1975 |
Jeep CJ6 |
| 1976-1981 |
Jeep CJ7 |
| 1972-1973 |
Jeep Commando |
| 1984-1991 |
Jeep Grand Wagoneer |
| 1971-1973 |
Jeep J-100 |
| 1970-1973 |
Jeep J-2500 |
| 1970-1973 |
Jeep J-2600 |
| 1970-1971 |
Jeep J-3800 |
| 1971-1973 |
Jeep J-4500 |
| 1971-1973 |
Jeep J-4600 |
| 1971-1973 |
Jeep J-4700 |
| 1971-1973 |
Jeep J-4800 |
| 1974-1988 |
Jeep J10 |
| 1974-1988 |
Jeep J20 |
| 1972-1983 |
Jeep Wagoneer |
| Attributes |
| Advertised Exhaust Duration |
320, 320 |
| Advertised Intake Duration |
304, 304 |
| Amazon ASIN |
B000P5B4M8 |
| ASIN |
B000P5B4M8 |
| Assembly Lubricant Included |
Yes, Yes |
| Basic Operating RPM Range |
5,000-7,500, 5,000-7,500 |
| C.A.R.B. E.O. Number |
N/A |
| C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967? |
Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for On-Road Vehicles? |
No |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? |
Yes, but must be a race/competition only vehicle. |
| C.A.R.B. Exemption Reason |
N/A |
| California Proposition 65 |
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| Cam Type |
Solid Flat Tappet, Solid Flat Tappet |
| Camshaft Gear Attachment |
1-Bolt, 1-Bolt |
| Camshaft Material |
Cast Iron, Cast Iron |
| Camshaft Series |
Race, Race |
| Country of Origin (Primary) |
US |
| Emission Code |
Not in CA |
| Engine Family |
American Motors 290-401 c.i. 8 Cylinder (1966-1991), American Motors 290-401 c.i. 8 Cylinder (1966-1991) |
| Engine Make/Size |
AMC 290-401 |
| Exh. Duration @ .050 in. (Deg) |
282 |
| Exh. Duration Advertised (Deg) |
320-4 |
| Exhaust Duration at .050 inch Lift |
282, 282 |
| Exhaust Valve Lift |
0.624, 0.624 |
| Exhaust Valve Lift (in.) |
0.624 |
| Grind Number |
304S-8, 304S-8 |
| Harmonized Tariff Code (Schedule B) |
8409914000 |
| Hazardous Material Code |
Y |
| Int. Duration @ .050 in. (Deg) |
274 |
| Int. Duration Advertised (Deg) |
304-1 |
| Intake Duration at .050 Inch Lift |
274, 274 |
| Intake Valve Lift |
0.629, 0.629 |
| Intake Valve Lift (in.) |
0.629 |
| Life Cycle Status Code |
Available to Order |
| Lifter Style |
Solid Flat Tappet |
| Lifter Type |
Mechanical Flat Tappet, Solid Flat Tappet |
| Lifters Included |
No, No |
| Lobe Separation |
108, 108 |
| NAFTA Preference Criterion Code |
B |
| RPM Range |
5000-7500 |
| SDR Required Flag |
Y |
| SDS Sheet Number |
COMP4-107 |
| Usage |
Strip, Strip |
| Valve Springs Required |
Yes, Yes |
| Warranty Time |
12 |
| GTIN |
00036584033431 |
