QA1 - Adj. Upper Trailing Arms - 64-67 GM A-Body Coil Spring - Conventional -

Coil Spring - Conventional - 5 in OD - 13 in Length - 275 lb/in Spring Rate - Steel - Black Powder Coat - Each

65 mm - Sleeved - Blue - Straight Plug Boots - HEI Style Terminal - Over Valve Cover - Big Block Chevy - Kit

Other required fields under Initial Setup include the number of engine cylinders

Distributor - HEI - Magnetic Pickup - Vacuum Advance - HEI Style Terminal - Coil Included - Red - Pontiac V8 - Each

Cylinder Head - Performer RPM - NHRA Approved - Assembled - 2

QA1 - Adj. Upper Trailing Arms - 64-67 GM A-Body Coil Spring - Conventional -Trailing Arm Rear Upper Tubular Greasable Adjustable Polyurethane Bushings Aluminum Red Anodized GM A Body 1964 67 Pair