The Edelbrock #60119 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.

Installation Instructions

This Part Fits AMC 360/401 V8:

Match with Edelbrock head gasket sets.; Recommended spark plugs are Champion RC12YC or equivalent 14mm x 3/4" reach with flat gasket seat.; Use Edelbrock Step Washer Kit #9693 on 1967-69 engines with 7/16" head bolts.; Deck thickness: 5/8"; Rocker stud diameter: 3/8"; Pushrod diameter: 5/16" (width of slot in guide plate).

CNC Ported: No
California Proposition 65: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Camshaft Type: Flat Tappet, Flat Tappet, Flat Tappet
Combustion Chamber Volume: 54, 54, 54
Construction Type: Complete, Complete, Complete
Country of Origin (Primary): US
Cylinder Head Type: Standard
Deck Thickness: 0.625
EGR Port: No
Emission: 50 State Legal
Emission Code: Not in CA
Engine Make/Size: AMC 290-401
Exhaust Port Location: Standard, Standard, Standard
Exhaust Runner Volume: 70, 70, 70
Exhaust Valve Diameter: 1.60, 1.6
Family: Performer RPM, Performer RPM, Performer RPM
Finish: Cast Aluminum
GTIN: 00085347601196
Grade Type: Performance, Performance, Performance
Guide Material: Manganese Bronze
Guide Plate Material: Hardened Steel, Hardened Steel, Hardened Steel
Guide Plates Included: Yes
Harmonized Tariff Code (Schedule B): 8708998175
Hazardous Material Code: N
Head Casting Number: N/A
Horsepower: 300-450
Intake Runner Volume: 185
Intake Valve Diameter: 2.02
Life Cycle Status Code: Available to Order
Material: Aluminum, Aluminum, Aluminum
NAFTA Preference Criterion Code: B
Potential Risk Chemical: Lead
Preparation: Bolt On (Not Required)
Push Rod Diameter: (Suggested) 0.3125
Quantity: Sold Individually, Sold Individually, Sold Individually
RGL: WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov., WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Retainer Included: Yes, Yes, Yes
Rocker Arm Stud Diameter: 0.375
Rocker Stud Diameter: 0.375, 0.375
SDR Required Flag: N
SDS Sheet Number: NA
Seat Angle: Exhaust 45 deg/Intake 45
Seat Material: Ductile Iron
Series: Performer RPM, Performer RPM, Performer RPM
Type: Complete
Usage: Street/Performance
Valve Angle: 18
Valve Included: Yes, Yes, Yes
Valve Spring Diameter: 1.55, 1.55, 1.55
Valve Spring Maximum Lift: 0.580, 0.58, 0.580
Valve Springs Included: Yes
Valve Stem Diameter: 0.34375
Warranty Time: 12