DART PRO1 BBC Assembled Heads-MANLEY VALVES

Dart PRO 1 are specifically designed for street performance, bracket racing, and Super eliminator engines, 454-598 cid. Inspired by our championship-winning Pro Stock designs, the PRO 1 race-proven features include rolled valve angles, improved spark plug location, extra-long intake valves, raised exhaust ports, and fast-burn 121cc chambers - yet the PRO 1 can be used with off-the-shelf pistons, valvetrain components, and intake manifolds.

• 275 Oval, 310, 325, 345cc Intake Ports
• 121 cc chambers
• 2.250 x 1.880 or 2.300 x 1.880 stainless valves
• 10 deg locks
• Roller Cam - 1.625 dual, 235lb @ 2.000 in, max lift .800 with Titanium retainers

Assemblies are available for hydraulic, hydraulic roller, flat tappet and roller cams.
OPTIONS AVAILABLE
• Hyd cam springs - 1.510/1.550 OD, 120lb @ 1.880, max lift .600
• Hyd Roller & Flat Tappet springs - 1.460/1.540 dual, 130lb @ 1.900, max lift .650
• Roller Cam (optional) 1.640 dual, 250lb @ 2.00 in, max lift .850 with titanium retainers

Hyd Cam Springs - Deduct $254.00
Hyd Roller & Flat Tappet Springs - Deduct $154.00
Roller Springs (.850 lift)- Add $46.00

Also Available as a Complete TOP END KIT

CNC Ported 335cc & 355cc Heads - Add $749.00

* We carry the Complete DART Product Line *

COATED MARINE HEADS ALSO AVAILABLE - CALL FOR PRICING

Business Phone Number: 704-397-7979
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Item Location: MOORESVILLE, NC Get Directions To This City

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