Dart Pro 1 Big Block Chevy 310 325 345cc Aluminum Heads

Dart Pro1 Big Block Chevy 310 325 345cc Aluminum Heads

$2495.00

Dart Pro 1 310 325 or 345cc intake runner aluminum racing heads are some of the best out of the box heads produced by Dart. Just pick the runner size you need for your size engine, what ever upgrade you may want and your done. Our heads use only Dart valves, Comp Cams, Dart, Pac or Manley Springs, Comp Cams 10° Super Locks, Retainers, Dart 3/8 adjustable guide plates and Dart 7/16 rocker studs.

 

Components

  • Fully Machined 310 325 or 345cc Runner Aluminum Heads
  • Dart Multi Angle 45° Intake and Radius Valve Job for the Exhaust
  • 345cc Intake Ports with a 2.3 Valve Flow 396 cfm @ .800″ Lift
  • 129cc Exhaust Ports with a 1.88 Valve Flow 266 cfm @ .800″ Lift
  • Powered Metal Valve Seats for Unleaded Fuel and Superior Usage
  • Dart Mag-Bronze ½” OD  Fully Machined Valve Guides .530″ Seal
  • Utilizes Existing BBC Intake Manifolds
  • Uses Standard BBC Header Pattern but Raised .300″ Higher
  • Uses Standard BBC Rocker Arms
  • All Stock Hardware Bolts Directly to the Cylinder Heads
  • Increased Deck Thickness to Support Power Adders
  • Accessory Bolt Holes In Stock Location
  • Uses 4, 1″ Longer Head Bolts Over the Exhaust
  • Machined to 121cc Clean Cast Combustion Chambers
  • All Intake and Exhaust Ports have been hand Ported
  • Dart 2.25 Valve for 310cc or 2.3 Valve for 325 or 345cc Pro1 Heads
  • Dart 1.88 Stainless Steel Exhaust Valves
  • All Valve Seats Hand Lapped to Insure the Perfect Seal and Valve Job
  • Dart 1.55 Dual Flat Tappet or Hydraulic Roller Springs for 650″ Lift
  • Dart 10° Degree Chrome Moly Steel Retainers
  • Comp Cams 611-16 10° Machined Super Locks
  • U.S. PC Valve Stem Seals Installed (we never leave these off)
  • Comp Cams Hardened Spring Seats or Washers
  • Dart 7/16″ Rocker Studs and Dart Adjustable 3/8″ Guide Plates
  • Hot Washed Blown Dry, Lubed and Final Spring Set to Specifications
  • Professionally Assembled, Packaged and Sealed

Available Upgrades

116cc Combustion Chambers
+ $ 100.00
Manley 2.25 or 2.3 Intake and 1.88 Severe Duty Intake and Exhaust Valves; Bolt Sets
+ $ 370.00
Manley Extreme Duty and Marine Enconel Exhaust Valves
+ $ 320.00
Pro Series Specific Fit Head Stud Kit with 12 Bolt ½” Head Fasteners for Easy Installation and Clearance Issues
+ $ 150.00
Manley 261424 Double Roller 1.64″ Valve Springs and Titanium Retainers for 850″ Lift Package (requires stud girdle or shaft rockers)
+ $ 350.00
Pac 1247 1.645″ OD Triple Roller Valve Springs and Titanium Retainers for 850″ Lift Package (requires stud girdle or shaft rockers)
+ $ 470.00
Comp Cams Pro Magnum Light Weight Roller Rockers in a 1.7 or 1.8 Ratio Available
+ $ 370.00
Jomar Complete Stud Girdle Kit with all Hardware and Adjusting Nuts
+ $ 250.00
T&D any Ratio Pro Series Shaft Rocker System
+ $1490.00
Jesel any Ratio Pro Series Shaft Rocker System
+ $1690.00
Fel Pro MLS Head Gaskets (up to 4.640 bore size and .053″ thickness, other sizes available)
+ $ 190.00
ARP Specific Fit 135-3603 Head Bolt Set Kit with the 8 Extra Long Bolts for the Dart Head
+ $ 140.00
ARP 235-4103 Specific Fit Pro Series Head Stud Kit with Hex Fasteners and Washers
+ $ 240.00
ProFiler CNC Match Ported Intake Manifold
+ $ 490.00
Jomar Special CNC Ported 1¼” Spacer, Stud, Gaskets that actually makes up to 5hp and 10lbs of torque
+ $ 120.00

All Completed Heads Come with Specific Build Sheet, all Part numbers, Spring Rates and Installed Height Settings

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