Post by Charlie on Jan 25, 2012 17:47:49 GMT -5
True Street:
Factory body with stock firewall, must run mufflers
Fiberglass limited to hood, doors, decklid, bumpers & fenders
Full interior with stock appearing dash
Lexan windows allowed
*rear rails may be notched*
**Any bolt-on front suspension parts allowed**
Bolt in front subframes may be replaced with lighter race versions
Rear suspension may be bolt-on stock-styled or ladder bars
Rear leaf springs may be moved inboard
Must have mufflers
Mini-tubs and coil-overs are allowed
Rear wings are allowed
No clutchless transmissions
No wheelie bars
+++See rear tire rules below+++
Sheet metal intakes are permitted
***All forced induction combos limited to a 4" inlet***
WEIGHTS:
4 cyl combos weigh 2600lbs regardless of power adder
V-6 Turbo – 2800 lbs
Sm Block V8 N/A – 2400lbs (single carb)
Sm Block V8 NOS - 2900lbs any style of two stages
Sm Block V8 Supercharged – 3200lbs (Limited to F-2 or smaller)
Sm Block V8 Supercharged - 3300lbs (F-3)
Sm Block V8 Turbo – 3200lbs up to 94MM
Sm Block V8 Turbo - 3300lbs over 94MM
Big Block N/A - 2650lbs CONVENTIONAL heads(single carb)
Big Block N/A – 2700lbs (single carb)under 5"bs
Big Block N/A – 2750lbs (single carb) 5" & up bs
Big Block Conv head NOS – Single Stage Plate – 3200 lbs
Big Block Non-Conv head NOS - Single Stage Plate- 3300lbs
Big Block Supercharged – 3300lbs (F-2 or smaller)
Big Block Supercharged - 3400lbs (F-3)
Big Block Turbo – 3300lbs up to 94MM
Big Block Turbo - 3400lbs over 94MM
All 1978 & older cars plus all G bodies and Leaf sprung cars & trucks may deduct 100 lbs if using stock suspension
Add 50lbs for split carbs
Add 75 lbs for the use of stand-alone EFI (DFI, Fast, etc.)(boosted applications only)
Add 75 lbs for the use of water to air intercoolers
Add 50lbs for Hemi heads on N/A
Add 100lbs for Hemi heads NOS
Add 50lbs for the use of a single fogger on big block
Add 150lbs for use of Alcohol
Add 150lbs for the use of a second NOS system, (BB only)
Add 200lbs for the use of 2 carbs
315 radials, bigger 10.5 Hoosiers(over11" tread width), M/T 29.5Ws, and 30X13.50 ET Street & Quicktimes run at base weight
Deduct 25lbs for 30X10.5s, M/T 28Ws, or 29X10.5s that measure under 10.75
Deduct 50lbs for 28X10.5 slicks or 275 radials
Deduct 150lbs for 26X8.5 slicks
BOP power plants run at small block weights
* tech reserves the right to make judgement call on rear rails*
Factory body with stock firewall, must run mufflers
Fiberglass limited to hood, doors, decklid, bumpers & fenders
Full interior with stock appearing dash
Lexan windows allowed
*rear rails may be notched*
**Any bolt-on front suspension parts allowed**
Bolt in front subframes may be replaced with lighter race versions
Rear suspension may be bolt-on stock-styled or ladder bars
Rear leaf springs may be moved inboard
Must have mufflers
Mini-tubs and coil-overs are allowed
Rear wings are allowed
No clutchless transmissions
No wheelie bars
+++See rear tire rules below+++
Sheet metal intakes are permitted
***All forced induction combos limited to a 4" inlet***
WEIGHTS:
4 cyl combos weigh 2600lbs regardless of power adder
V-6 Turbo – 2800 lbs
Sm Block V8 N/A – 2400lbs (single carb)
Sm Block V8 NOS - 2900lbs any style of two stages
Sm Block V8 Supercharged – 3200lbs (Limited to F-2 or smaller)
Sm Block V8 Supercharged - 3300lbs (F-3)
Sm Block V8 Turbo – 3200lbs up to 94MM
Sm Block V8 Turbo - 3300lbs over 94MM
Big Block N/A - 2650lbs CONVENTIONAL heads(single carb)
Big Block N/A – 2700lbs (single carb)under 5"bs
Big Block N/A – 2750lbs (single carb) 5" & up bs
Big Block Conv head NOS – Single Stage Plate – 3200 lbs
Big Block Non-Conv head NOS - Single Stage Plate- 3300lbs
Big Block Supercharged – 3300lbs (F-2 or smaller)
Big Block Supercharged - 3400lbs (F-3)
Big Block Turbo – 3300lbs up to 94MM
Big Block Turbo - 3400lbs over 94MM
All 1978 & older cars plus all G bodies and Leaf sprung cars & trucks may deduct 100 lbs if using stock suspension
Add 50lbs for split carbs
Add 75 lbs for the use of stand-alone EFI (DFI, Fast, etc.)(boosted applications only)
Add 75 lbs for the use of water to air intercoolers
Add 50lbs for Hemi heads on N/A
Add 100lbs for Hemi heads NOS
Add 50lbs for the use of a single fogger on big block
Add 150lbs for use of Alcohol
Add 150lbs for the use of a second NOS system, (BB only)
Add 200lbs for the use of 2 carbs
315 radials, bigger 10.5 Hoosiers(over11" tread width), M/T 29.5Ws, and 30X13.50 ET Street & Quicktimes run at base weight
Deduct 25lbs for 30X10.5s, M/T 28Ws, or 29X10.5s that measure under 10.75
Deduct 50lbs for 28X10.5 slicks or 275 radials
Deduct 150lbs for 26X8.5 slicks
BOP power plants run at small block weights
* tech reserves the right to make judgement call on rear rails*