Hopefully leaving things set over night would aid in letting the PB Blaster do it's thing. I would be a shame to cut the mat any more than was really needed after so much work to keep it clean looking. I would think the seals should loosen up and wear to the pedal rods after some use.

~ Craig
1958 Viking 4400
"The Book of Thor"
Read the story in the DITY
1960 Chevrolet C10
"A Family Heirloom"
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'59 Apache 31, 327 V8 (0.030 over), Muncie M20 4 Speed, GM 10 Bolt Rear... long term project (30 years and counting)

If you don't like driving yourTruck, you won't drive yourTruck..| Living life in the SLOW lane