NASCAR Series Specifications At-A-Glance

Specs

Late Model

Southwest Series

NASCAR West

Height *

48 inches

47 inches

47 inches

Wheelbase

105 inches

101-105 inches

110 inches

Tread Width

76 inches **

63 inches ***

60 inches ***

Weight (lbs)

2950

2900

3400 w/o driv.

Body

Fiberglass

Fiberglass

Fabricated

Engine

358 CID

358 CID

358 CID

Compression

10.5-1

9.5-1

9.5-1

Cylinder Heads

Stock
Cast Iron

Aluminum

Aluminum

Induction

500 CFM
Holley 2 Barrel

390 CFM
Holley 4 Barrel

830 CFM
Holley 4 Barrel

Horsepower
RPM

415-430@
7000

520-560@
7500

650@
8500

Transmission

Modified Stock

Jerico - 4 Speed

Jerico - 4 Speed

Rear End

Ford 9 inch

Quick Change

Ford 9 inch

Wheels

15"X8" Steel

15"X10" Steel

15"X9.5" Steel

Springs

5 inch Coils

2.5 inch Coilovers

5 inch Coils

* Overall body height is measured at the roof centerline.
** Measured at the outer edge of the tire, spindle height.
*** Measured at the center of the tire, spindle height.

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