Spohn Performance 974 Features:

Don't use your old rusty mounting bolts when installing a transmission crossmember in to your 1982-1992 GM F-Body Camaro and Firebird.Our transmission crossmember mounting hardware kit includes:(4) 10 mm Grade 10.9 flanged head bolts (zinc plated)(4) 10 mm heavy-duty flat fender washers (zinc plated)

• (4) 10 mm Grade 10.9 flanged head bolts
• (4) 10 mm heavy-duty flat fender washers
• Thread Type: Coarse
• Bolt Grade: 10.9
• Bolt Hex Size: 15 mm
• Bolt Type: Flanged Hex Head
• Finish: Zinc Plated
• Quantity: Four (4)
• Thread Pitch: 1.50 mm
• Thread Size: 10 mm
• Washer O.D.: 25 mm
• Washer Size: 10 mm
• Washer Type: Flat Fender