Major Factory Stock Showdown Rule Changes
- Maximum weight on all combinations 3,600 pounds
- 2020 Challenger Drag Pak 354-cid, 3.0-liter Whipple Supercharger, upper pulley size 3.500 inches
- 2020 Camaro COPO 350-cid, 2.65-liter Magnuson Supercharger, upper pulley size 3.580 inches
- 2020 Mustang Cobra Jet 351-cid, 2.9-liter Whipple supercharger, upper pulley size 3.500 inches
- Minimum weight for the 2015 Drag Pak combination 3,500 pounds
- Minimum weight for all 2019 and 2020 Chevrolet COPO, 2020 Drag Pak and 2019 Ford Cobra Jet combinations 3,575 pounds
Joe Castello FS Showdown Podcasts
PODCAST (EP1 2020)
PODCAST (EP1 2019)
PODCAST (EP2 2019)
PODCAST (EP3 2019)
PODCAST (EP4 2019)
PODCAST (EP5 2019)
PODCAST (EP6 2019)
PODCAST (EP7 2019)
PODCAST (EP16 2019)
Joe Castello FS Showdown Podcasts
PODCAST (EP8 2019)
PODCAST (EP9 2019)
PODCAST (EP10 2019)
PODCAST (EP11 2019)
PODCAST (EP12 2019)
PODCAST (EP13 2019)
PODCAST (EP14 2019)
PODCAST (EP15 2019)
