ARP 1/2"-13 x 5.000 hex SS bolts (646-5000) Malibu 8th Gen 3-ring aluminum shell weight is

3-ring aluminum shell weight is 6

80mm Coil Bind 20

The pulley is 87mm diameter

Inertia weight is 3

Manufacturer's Part Number: ATI917780K

ARP 1/2"-13 x 5.000 hex SS bolts (646-5000) Malibu 8th Gen 3-ring aluminum shell weight isARP 1 2" 13 x 5. 000 hex SS bolts (646 5000) ARP Stainless Steel Bolts 646 5000 ARP stainless steel bolts are rated at 170,000 psi to provide a substantial extra margin of safety over Grade 8 and other hardware. They're available in hex head or 12 point styles and a variety of lengths and sizes for use on cars, boats, trailers, and more. Stock up on these truly maintenance free bolts so you'll have them when the need arises. Order the ARP stainless