7.1 AIRFOILS, WINGS Prohibited.
7.2 BODY Any body that meets the Funny Car (Section 5) body requirements in
their entirety is acceptable for TMFC. All bodies must be 2-door sports car,
2-door coupe, or 2-door sedan body of a type originally mass-produced by
automobile manufacturer. Must have originally measured 63 inches (160.0 cm) wide
or more at centerline of front and rear axle. Maximum body and/or roof width
cannot exceed stock dimensions. Duplications of production bodies of fiberglass
or carbon fiber permitted. Body may be lengthened or shortened. Front and rear
contour of body must resemble same configuration and design for specific body
used; holes for air passage prohibited. Maximum body width variation from front
to rear is 6 inches (152 mm). Minimum body width is 60 inches (152.4 cm) when
mounted. Bodies are measured at centerline of front and rear axles. Enclosing
the wheel wells or the use of wheel fairings is prohibited. Fender flares or
lips (maximum 1 inch [25.4 mm]) not on original factory-produced bodies will not
be considered in any width measurement. Wheelwell openings: front, minimum 5
inches (127 mm) measured vertically from centerline of the front axle to
wheelwell opening; rear, minimum 8 inches (203 mm) measured vertically from
centerline of rear axle to wheelwell opening. Trailing edge of rocker minimum of
18 inches (45.7 cm) measured directly from centerline of rear axle. Front
overhang not to exceed 40 inches (101.6 cm) from centerline of front axle.
Beltline moldings (if on stock vehicle), headlight and tail light housings or
indentations must be incorporated into body. Tail light area may be hinged (top
only) for air venting, maximum 100 square inches (645 cm2) per side; any other
holes in rear of body prohibited. Hood scoops prohibited; injector must protrude
through hood. Maximum dimensions of hood cowling, 26 inches wide (660 mm) by 5
inches (127 mm) high. Tops may be chopped maximum 2 inches (51 mm). Complete
removal of top prohibited. Roof must be narrowed proportionately to amount body
is narrowed. Length of roof as measured from top of front windshield to top of
rear window must remain within 4 inches (102 mm) of stock. Rocker panel
extensions may not be more than 1 inch (25.4 mm) wide. Ground effects of any
description prohibited. Ground effects include, but are not limited to, rocker
skirts, belly pans, sheetmetal work under the body that produces a "tunnel" for
the passage of air, etc. Final determination on all body modifications rests
with FIA Technical Services Department. Body (hood) burst panel, minimum 288
square inches (1858 cm2), mandatory on all screw-supercharger-equipped cars.
Body burst panel must be secured with plastic screws and two 1/8-inch (3.2mm)
stainless steel wires, with body pad bolted with plate on Drag Racing 8 16.05.03
both sides of panel. Any new body designs or concepts must receive approval from
FIA prior to competition. Plans, drawings, pictures, etc., must be submitted to
the FIA Technical Department for approval. Body specifications may vary for
certain exhibition vehicles; prior FIA approval necessary. Underside of body,
including roof area, must be covered with an FIA-accepted flame retardant
covering or coating. Must be applied according to the manufacturer's
specifications and recommendations. All bolts and fasteners on body, windows,
etc. must have button heads toward outside of body. All stiffeners must be
placed on the inside of the body, whether on windows, spoiler, etc.
7.3 ESCAPE HATCH A working escape hatch must be installed in top of body to permit easy driver exit, see-through types prohibited. Minimum size, 18- inches (45.7 cm) x 17-inches (43.2 cm). Roof hatch must be permanently attached, and hinged at front. Must have release mechanism, operable from both inside and outside of car.
7.4 FENDERS Four stock-type fenders mandatory. Alterations to accommodate axle relocation permitted. Front fender bubbles may not exceed 2 1/2-inches (6.35 cm) as measured from flat portion of fender line to top of bubble.
7.5 FIREWALL Must be aluminium or steel; magnesium prohibited. Must be equipped with "fire windows" measuring no greater than 25 square inches (161 cm2) on either side of firewall in vicinity of valve covers to warn driver of fire. Laminated safety glass or fireresistant plastics such as Lexan or Plex 70 (polycarbonate) recommended.
7.6 GRILLE Must be equipped with a simulated grille of same configuration and design for specific body used, holes for air passage prohibited.
7.7 SPOILERS Permitted front and rear. Rear spoiler cannot be “built-in” to body. Rear deck relocation cannot extend more than one-third of the asproduced replica body’s rear window. Side surfaces of elevated decks must be completely covered by spoiler spill plates. Maximum rear spoiler width, including spill plates and attachment points, 54-inches (137.2 cm). Rear spoiler spill plates cannot be located forward of the centerline of the rear axle and onto rear quarter. Spill plates cannot be more than 5-inches (12.7 cm) above the roof line. Rear-most point of spill plate may not exceed 60-inches (152.4 cm) past the centerline of the rear axle. Spill plate supports permitted on one side of spill plate only, not both. Lip on rear edge of spill plate (vertical) .5-inch (1.27 cm) maximum. The trailing edge of rear spoiler may not extend more than 56- inches (142.2 cm) past the centerline of the rear axle, may not be over 3-inches (7.65 cm) above the roof line, and the forward and trailing edge may not be mounted so as to preclude a “wing” configuration. Wicker on spoiler not to exceed 2-inches (5.1 cm) forward or back. The installation of vortex generators is permitted on the spoiler assembly only; prohibited on car body. Any adjustment or movement during run prohibited. Air flow through spoiler or past the underside of spoiler, other than hinged tail light area, prohibited.
7.8 WINDOWS Windshield mandatory. Windows optional. If windows are used they must be clear. Side windows must have a minimum 6-inch (15.2 cm) diameter opening adjacent to driver. 7.9 REAR BUMPER Must be equipped with rear bumper consisting of a minimum vertical surface of 3-inches (7.65 cm); maximum allowable cutout for parachute shroud lines 4-inches (10.2 cm) by 30-inches (76.2 cm). The trailing edge of rear bumper may not extend more than 54-inches (137.2 cm) from the centerline of the rear axle. Maximum measurement from trailing edge of the rear bumper to ground, 29-inches (73.6 cm). Maximum 1-inch (2.54 cm) lip permitted on rear bumper as a stiffener, not included in overall measurement.