Product Summary

351C, 351M, 400, Assembled Cylinder Head Style, Natural

    Key Specs

    Cylinder Head StyleAssembled
    Material TypeAluminum
    Combustion Chamber Volume60cc
    Intake Runner Volume190cc

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    This Performer RPM Cylinder Head is designed for 351C, 351M & 400M Ford engines. Very streetable 190cc intake runners. 2.05in. intake and 1.60in. exhaust valves. Compact charge kidney shape combustion chamber design. Intake and exhaust ports based on 2V.
    • Very Streetable 190cc Intake Runners
    • Compact Charge Combustion Chamber Design
    • Chamber Increases Power ; Torque
    • Intake/Exhaust Ports Based On 2V Design
    • Optimized Spark Plug Location
    • Improved Header Clearance
    • Match with RPM Air-Gap Manifold PN[7564]
    • Complete w/ 2.05 Int ; 1.60in. Exh Valves/Springs


    CARB Warning

    For race/ off road use or for use on pre-1966 vehicles.

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.


    Cylinder Head StyleAssembled
    Material TypeAluminum
    Combustion Chamber Volume60cc
    Intake Runner Volume190cc
    Exhaust Runner Volume90cc
    Combustion Chamber Volume Range60cc - 69cc
    Intake Runner Volume Range190cc - 199cc
    Exhaust Runner Volume Range90cc - 99cc
    Combustion Chamber StyleKidney
    CNC-Machined RunnersNo
    CNC-Machined Combustion ChamberNo
    Intake Port ShapeRectangle
    Intake Port LocationStandard
    Exhaust Port ShapeSquare
    Exhaust Port LocationStandard
    Intake Valve Diameter2.050"
    Intake Valves IncludedYes
    Intake Valve Angle9.5
    Exhaust Valve Diameter1.600"
    Exhaust Valves IncludedYes
    Valve Spring IncludedYes
    Spring Diameter1.550"
    Damper Spring IncludedYes
    Number of Springs Per ValveSingle
    Maximum Lift0.580"
    Machined for O-RingNo
    Valve Seat Machine Style3-angle
    Valve Seats MachinedYes
    Valve Seat MaterialDuctile Iron
    Valve Stem Seals IncludedYes
    Valve Stem Seal TypePositive Stop
    Valve Guides IncludedYes
    Valve Guide MaterialManganese Bronze
    Locks IncludedYes
    Lock Style7 Degree
    Retainers IncludedYes
    Retainer MaterialChromoly Steel
    Guideplates IncludedYes
    Guideplate Pushrod Size0.3125"
    Rocker Arms IncludedNo
    Rocker Arm Studs IncludedYes
    Rocker Arm Nuts IncludedNo
    Oiling StyleThrough Pushrod
    Heat CrossoverNo
    Steam Holes DrilledNo
    Accessory Bolt Holes DrilledYes
    Valve Cover Mounting StylePerimeter Bolt
    NotesUses 14mm spark plugs with 3/4" reach, and flat gasket seals
    Sold in QuantityEach
    GTIN Code085347616299