Another option if you're just short a few.... but the original ones on the outside & the non-original ones under the valve covers...just a thought.

70 Roadrunner convt. street car 440+6, NOS, 4-spd, SS springs '96 Mustang GT convt. street car '04 4.6 SOHC, NOS, auto, lowered "Officer, that button is for short on-ramps"