The lower cost BSE kits dont supply a guide for the pump chain and you do need one. Did the chain hit the bolt head?

Regardless it looks pretty stretched.

I would check the cam and make sure it is not seizing in the head.

Kevin C


87 Turbo Intercooled Raider, roller cam, torsen rear diff, LSD front diff, lockup auto with modified converter, V6 brakes, low transfer case gears...