Edelbrock Cyl Head Perf RPM AMC 290 304 343 360 390 401 V-8 w/ Mach Exhst X-Over Complete

The Edelbrock #60139 Performer RPM cylinder head is designed as a bolt-on performance upgrade for any 1967-91 AMX, Javelin or Jeep with a 343, 360, 390 or 401 AMC V8 engine. They include adjustable rocker studs and guide plates set-up for use with small-block Ford style adjustable 1.6:1 ratio rockers. The intake flange is dual-drilled to accommodate early and late model intake bolt patterns, covering 1967-91. A Complete head includes larger than- stock valve springs to handle most high-lift cams. They feature stock location ports for compatibility with standard manifolds and headers. A direct bolt-on for 1970 and later engines with 1/2" head bolts, This head includes step-dowel pins for pre-1970 engines. Their dual-quench combustion chambers produce approximately 9.5:1 compression in 401 V8 engines. The 45deg intake seat angle offers improved mid- to high-lift flow over the stock 30deg angle. The Edelbrock #601139 Performer RPM cylinder head has a machined heat crossover for 50-state emissions legal performance.
Installation Instructions
Warranty


This Part Fits:

Year	Make	Model	Submodel
1967	American Motors	Ambassador	990
1967-1970	American Motors	Ambassador	Base
1971-1974	American Motors	Ambassador	Brougham
1968-1971	American Motors	Ambassador	DPL
1968-1972	American Motors	Ambassador	SST
1967-1968	American Motors	American	440
1967-1968	American Motors	American	Base
1967-1968	American Motors	American	Rogue
1968-1970,1978-1979	American Motors	AMX	Base
1978-1979	American Motors	Concord	Base
1979	American Motors	Concord	DL
1979	American Motors	Concord	Limited
1972-1975	American Motors	Gremlin	Base
1976	American Motors	Gremlin	Custom
1977	American Motors	Hornet	AMX
1970-1971,1973-1977	American Motors	Hornet	Base
1971	American Motors	Hornet	SC/360
1971-1977	American Motors	Hornet	Sportabout
1970-1972	American Motors	Hornet	SST
1971-1974	American Motors	Javelin	AMX
1968-1974	American Motors	Javelin	Base
1968-1972	American Motors	Javelin	SST
1970	American Motors	Javelin	SST Mark Donohue
1970	American Motors	Javelin	SST Trans Am
1971-1978	American Motors	Matador	Base
1974	American Motors	Matador	Brougham
1974	American Motors	Matador	X
1978	American Motors	Pacer	Base
1979	American Motors	Pacer	DL
1979	American Motors	Pacer	Limited
1969	American Motors	Rambler	440
1969	American Motors	Rambler	Base
1969	American Motors	Rambler	Hurst SC/Rambler
1969	American Motors	Rambler	Rogue
1968	American Motors	Rebel	550
1967-1968	American Motors	Rebel	770
1967,1969-1970	American Motors	Rebel	Base
1967-1970	American Motors	Rebel	SST
1970	American Motors	Rebel	The Machine
1979	American Motors	Spirit	Base
1974-1983	Jeep	Cherokee	Base
1981-1982	Jeep	Cherokee	Chief
1981	Jeep	Cherokee	Laredo
1983	Jeep	Cherokee	Pioneer
1974-1980	Jeep	Cherokee	S
1978-1980	Jeep	Cherokee	Wide Track
1975-1983	Jeep	Cherokee	Wide Track Chief
1979-1980	Jeep	Cherokee	Wide Track Golden Eagle
1980-1983	Jeep	Cherokee	Wide Track Laredo
1980	Jeep	Cherokee	Wide Track Limited
1972-1981	Jeep	CJ5	Base
1977-1980	Jeep	CJ5	Golden Eagle
1980-1981	Jeep	CJ5	Laredo
1975-1981	Jeep	CJ5	Renegade
1972-1975	Jeep	CJ6	Base
1976-1981	Jeep	CJ7	Base
1977-1979	Jeep	CJ7	Golden Eagle
1980	Jeep	CJ7	Golden Hawk
1980-1981	Jeep	CJ7	Laredo
1976-1981	Jeep	CJ7	Renegade
1984-1991	Jeep	Grand Wagoneer	Base
1984-1985	Jeep	Grand Wagoneer	Limited
1972-1973	Jeep	J-2500	Base
1972-1973	Jeep	J-2600	Base
1972-1973	Jeep	J-4800	Base
1974-1988	Jeep	J10	Base
1974-1988	Jeep	J20	Base
1972-1982	Jeep	Wagoneer	Base
1982-1983	Jeep	Wagoneer	Brougham
1973-1976	Jeep	Wagoneer	Custom
1979-1983	Jeep	Wagoneer	Limited