PRODUCTS & PRESS
DART RACE SERIES LS 10 ° 368CC CNC OVAL PORT CYLINDER HEAD
No other areas of racing engine development hold as much potential for increased performance as the cylinder head and its related components . Dart continues its revolutionary approach to perfection and power in this area by the recent release of their all new NMCA Pro Stock cylinder head .
Race Series LS 10 ° 368cc CNC Features :
• RMR cast aluminum alloy
• High owing 368cc CNC oval ports
• 10 ° x 4 ° canted valves with reverse intake and exhaust location
• Machined with 2.300 ” x 1.600 ” valve job
• Copper valve seat material
• 6 bolt per cylinder capability
• Dual exhaust bolt pattern
• Optional 38cc – 57cc CNC combustion chamber
Call Dart ’ s technical sales team today for more information and a dealer near you at 248-362-1188 . Visit Dartheads . com and follow Dart Machinery on Facebook for all the latest product news .
QA1 EXPANDS CONTROL ARMS FOR GM VEHICLES
QA1 is proud to release upper and lower control arms for 1969-1972 Grand Prix , 1970-1972 Monte Carlos and 1975-1979 GM X-body vehicles like Novas , Chevy IIs , Venturas , Apollos and Omegas .
QA1 ’ s GM control arms are offered in both street and race configurations . The street arms use factory replacement ball joints and polyurethane pivot bushings and work great on vehicles used primarily for cruising and long distance events . The race arms utilize low friction QA1 Ball Joints and low friction , low deflection UHMW polyethylene pivot bushings , providing the added performance needed for drag racing , pro-touring and hard core street applications . Both the upper and lower control arms work with stock or dropped spindles and feature tubular construction and a durable black powder coated design .
These control arms are designed to work with QA1 ’ s front Pro Coil Systems . A bolt-in spring adapter is available separately to allow the control arms to be used with stock springs . The upper arms feature an offset cross shaft , letting you quickly and easily adjust camber . The upper and lower arms are designed to add 3 to 4 degrees of caster and 0.5 to 1 degree of negative camber when used together to get the most out of modern performance tires . All lower control arms include mounting hardware for easy bolt-on installation .
QA1 ’ s full-vehicle handling and drag racing suspension kits have also been updated to include these new control arms . All QA1 tubular suspension components , aluminum shocks and steel struts are made in their Lakeville , Minnesota facility .
For additional information and a free catalog , call 800.721.7761 or visit QA1 ’ s website at www . QA1 . net .
62 | Drag Illustrated | DragIllustrated . com Issue 115