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Dart 19000070 - Dart Big Block Chevy Pro 1 Aluminum Cylinder Heads

Dart 19000070 - Dart Big Block Chevy Pro 1 Aluminum Cylinder Heads

Dart#301-19000070

Big Block Chevy Pro 1
  • Bare Cylinder Head

    Dart 19000070 - Dart Big Block Chevy Pro 1 Aluminum Cylinder Heads

    The Dart Big Block Chevy Pro 1 Aluminum Heads were inspired by Dart's championship-winning Pro Stock designs and available with 310, 325, 345, or 355cc oval or rectangular port intake runners, big block Pro 1 aluminum cylinder heads deliver out-of-the-box airflow that smokes the competition! Specifically engineered for street performance, bracket racing and Super Eliminator engines yet can be used with off-the-shelf pistons, valve train components and intake manifolds!

    Race-Proven Pro 1 Features:
  • Advanced manufacturing techniques provide precision castings
  • Combustion Chamber Size: 121cc
  • Extra-long intake valves & rolled valve angles
  • Magnesium bronze valve guides reduce stem wear & extend cylinder head life
  • Multi-angle intake seats & radiused exhaust seats dramatically increase airflow
  • Hardened exhaust seats compatible with unleaded gasoline
  • Exhaust ports raised .300"
  • Requires 1" longer head bolts next to exh ports. Use: ARP 070-135-3605
  • Spark plug holes machined for gasketed 3/4" reach plugs
  • Sold individually

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