[SOLD] Dart 345 BB-Chevy Pro 1 Aluminum Heads
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Dart 345 BB-Chevy Pro 1 Aluminum Heads

  1. #1
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    Default Dart 345 BB-Chevy Pro 1 Aluminum Heads

    very nice set of bbc 345 dart heads for sale with arp head bolts,ready to bolt on and go asking 2,200 obo also have complete top end, solid roller cam,lifters,pushrods,crane gold roller rockers, for 700.00 call Robert at 713 208 7447 for any ? thanks

    BBC Pro 1 Assembled Cylinder Head Valves: 2.300" Int/1.880" Exh
    Dual Valve Springs: 1.625"
    (250 lbs @ 2.00", .790" max lift
    SPECIFICATIONS

    Block: Mark IV, Gen V, Gen VI with proper head gasket
    Valvetrain: Standard BBC 7/16" stud mount
    Intake Port Location: Stock
    Intake Port Dimensions: 1.700" x 2.430"
    Intake Flow: 397 cfm @ .800" lift/28"
    Intake Gasket: #720-121
    Exhaust Port Location: Raised .300", Standard bolt pattern
    Exhaust Port Dimensions: 1.650" x 1.800"
    Exhaust Flow: 266 cfm @ .800" lift/28"
    Exhaust Gasket: #375-1412
    Manifold: 6.25" tall, Rectangular port, 1.575" x 2.250" opening
    Pushrod Length: Avg +.200"/ +.250" (should always measure)
    Stock Length: 8.275" Int/9.250" Exh
    Pushrod Guide Plate: Must use #249-4806-8
    Retainers: Titanium
    Stud Girdle: Must use #301-64110001
    Valve Length: 5.475" Int (+.250"), 5.435" Exh (Stock)
    Valve Angles: 24° Int/15° Exh (Rolled 2°)
    Valve Stem Diameter: .3415", 11/32"
    Valve Guides: 1/2" OD Mag-Bronze cut for .530" PC seals (.002" press)
    Valve Guide Length: 2.250" Int/2.250" Exh
    Valve Guide Clearance: .0014" to .0021" (using Dart .3415" valve stem)
    Valve Guide Spacing: Exhaust moved .045" away from intake
    Valve Seats: Ductile Iron, .006" press (TIR .004")
    Valve Seat Dimensions: Intake 2.450" x 2.000" x .375", Exhaust 2.000" x 1.600" x .375"
    Valve Seat Angles: Intake 32°, 45°, 60°, 70°; Exhaust 37°, 45°, radius
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    Rpm
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  3. #2
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    Default heads

    obo
    Rpm
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  4. #3
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    Default heads

    bump
    Rpm
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  6. #4
    Dos XX Speed Freak's Avatar
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    Default

    Pm sent
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