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Every spring is computer tested as the last step
This eliminates almost all cradle movement
2007-2008 GMC Yukon XL 2500
51-10072 and 75-10072
Provides extra protection in the event of an accident
Dart SB Chevy Pro 1 Platinum Cylinder Head - Bare: Intake Runner: 200cc, Comb. Chamber: 64cc, Angle Plug, Intake Valve 2.02", Exhaust Valve: 1.60" YA0825MM35 Every spring is computer testedDart's highly popular small block Pro1 heads have been given the full Platinum treatment utilizing wet flow technology. Independant tests have demonstrated a typical 25 horsepower gain over the previous Pro1 design. The redesigned chamber features improved fuel distribution, spark plugs are located high and and as close to the center of the chamber as possible and five angle intake seats shear the liquid fuel and air as it enters the chamber. The
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