ENGINE                                         TOTAL WT//RT SIDE WT (MINIMUMS)                     CARBURETOR

GM 604 Crate                               3050 lbs // 1375 lbs                                                            650 CFM (1″ OPEN SPACER)

GM “Upgrade”                               3100 lbs // 1400 lbs                                                           500 CFM (1″ TAPERED SPACER)

GM “Harrington Enforcer”         3100 lbs // 1400 lbs                                                          650 CFM (1″ OPEN SPACER)

Ford SR Crate                                3100 lbs // 1400 lbs                                                           650 CFM (NO SPACER)

For any additional Late Model Stock Car rules, please see the 2020 NASCAR Whelen All American Series rulebook or contact speedway personnel.

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