Has anyone experience with Stage 8 locking type header bolts?
http://www.stage8.com/products_lhb.html
Here is the Summit listing for a set of 32 bolts specificly for our ZR-1s:
http://store.summitracing.com/partde...8&autoview=sku
The small 12 point head could provide a little extra advantage in harder to get at holes.