Pennsylvania Antique Tractor Pulling Association


LYCOMING COUNTY FAIR 4X4 TRUCK PULL

Class Rules and Regulations for Diesel Trucks

Class Regulations Required Safety Equipment

8500 lb. Street Stock Diesel “Entry Level” Class Stock Engine.

No Suspension Modifications

(traction bars, bump stops, etc.)

Rear ballast permitted in bed.

No programmers.

Seat belt

OEM equipment

8500 lb. Work Stock Diesel OEM turbo in OEM location.

Suspension modifications

permitted (traction bars, bump

stops, etc.).

Rear ballast permitted in bed.

Programmers allowed.

Seat belt

OEM equipment

8000 lb. Modified/2.5 Diesel

Follows NADM 2.5 Rules

Single turbo at max. 2.5” unless

OEM.

Suspension modifications

permitted

(traction bars, bump stops, etc.).

Front and rear ballast permitted.

Programmers allowed

Seat belt

OEM equipment

Helmets

Exhaust cross bolts

8000 2.6 Diesel

Follows NADM 2.6 Rules

Single turbo at max. 2.6”.

OEM chassis (suspension

modifications permitted).

DOT tires.

Vertical discharge exhaust.

Seat belt

OEM equipment

Fire extinguisher

Helmet

Drive shaft loops

Drive line shields and blankets

Exhaust cross bolts

8000 3.6 Diesel

Follows NADM 3.6 Rules

OEM factory truck body or like

kind.

Single turbo 3.6 at max.

DOT tires.

Open drivelines permitted.

Vehicle safety to be determined by

track and tech officials.

Vertical discharge exhaust.

Water injection permitted.

SFI driver restraint

Emergency air/fuel shut off

Fire extinguisher

Helmet and protective clothing

Drive shaft loops

Drive line shields and blankets

Exhaust cross bolts

8500 lb. Run What You Brung

Gas or Diesel

Open to all trucks that qualify for

previous classes.

All safety requirements and

regulations from previous classes

apply.

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