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- Order number: EDL-60139
- Notes:
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.
- 50-State street legal aluminum cylinder head
- Out-of-the-box bolt-on performance
- 54cc Dual-quench combustion chamber
- Offers improved mid to high lift flow
- Engine swaps
Car/Engine: | AMC / Jeep |
Port Volume Intake / Exh: | 185cc / 70cc |
Serie: | Performer |
Engine Notes: | 343-401 V8, Performer AMC/Jeep with exhaust crossover |
HP Range: | 300-450 |
Intake Flange Style: | Standard |
Exhaust Port Location: | Standard |
Chamber Volume: | 54cc |
Valve Sizes Intake / Exh: | 2.02'' / 1.60'' |
Camshaft Type: | Hydraulic Flat Tappet |
Max. Lift: | 0.580'' |
Valve Spring Diameter: | 1.55'' |
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- 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).
Variants available
Variants available