HPP's Bona Fide Chassis Guide - Pontiac Tech

Roadster Shop/Rs Performance
(847) 949-7637
www.rsperformanceconcepts.com
Product:
Full Chassis
Fits the Following Models:
'64-'67 GTO/LeMans
'68-'72 GTO/LeMans
Features:
Fabricated, fully boxed framerails that are 4 inches narrower in the rear to accommodate up to a 14-inch-wide rear tire
Dramatically improved strength from the 3x3-inch framerails and rigid, tubular center crossmember design
Integrated midbrace with exhaust ports and driveshaft loop
Engine mounts and drop-out trans mount
DSE front suspension
C6 Corvette spindle assembly
Tubular upper and lower control arms
Adjustable coilovers
1.25-inch splined in front, 0.875-inch adjustable in rear sway bars
HD 9-inch housing with 31-spline axles
Triangulated four-bar rear suspension with adjustable coilovers
Benefits:
Utilizes all stock body mounts, bumper mounts,and core-support mounts for a bolt-on installation
Greatly improved strength over the stock chassis
Available for coupe and convertible bodies
Capable of handling engines in excess of 800 hp
Greatly improved ride quality and performance handling
Lowered ride height
Allows for the use of wider wheels and tires
Options and Upgrades:
Coilover
Wilwood 11-inch to 14-inch with four- or six-piston-caliper disc-brake packages
Stainless brake-line packages
Parallel four-bar optional rear suspension (shown)
Third member and gearing upgrades
Engines Accepted:
Pontiac 326-455
LS-series
Mods Required:
Minor floor modification where driveshaft tunnel goes under the rear seat. Depends on the transmission used; not necessary with all applications
Mini-tubs required for rear wheels wider than 10 inches, otherwise not necessary
MSRP:
Base price $15,495 fully assembledin bare steel

Art Morrison (Ame)
(800) 929-7188
www.artmorrison.com
Product:
MaxG Muscle Car Chassis
Fits the Following Models:
'67-'69 Firebirds
'70-'81 Firebird
'64-'67 GTO/LeMans
'68-'72 GTO/LeMans
Features:
Mandrel bent 2x4-inch framerails
C6 Corvette upper and lower control arms
C6 Corvette spindles
AME-tuned Strange Engineering coilover shocksand springs (not shown)
AME-designed sway bar (not shown)
AME-valved power rack-and-pinion steering in either 15:1 or 20:1 ratio
Choice of either three-link or triangulated four-bar rear suspension
Benefits:
Converts Firebird from unibody to full frame platform
Greatly increases torsional rigidityRoutes exhaust through chassis to reduce vehicle height while maintaining ground clearance
Increased room in engine compartment for A/C and other accessories
Increased camber gain and stable roll center for high-performance drivingBody can be either welded to chassis or the chassis constructed as a removable frame
Improves handling and ride quality
Options and Upgrades:
Double-adjustable coilovers or Air Ride Technology Shockwaves
Numerous brake kits with wide range of rotor sizes
Engines Accepted:
Engine mounts need to be fabricated, so all engine and transmission combos will work
Mods Required:
Removal of unibody rails and floorpan modifications on Firebird, depending on how low the car is going to sit
MSRP:
From $14,000 preassembled except for coilovers

Schwartz Extreme Performance
(815) 455-2230
www.schwartzperformance.com
Fits The Following Models:
'67-'69 Firebirds
'70-'81 Firebirds or Trans Ams
'64-'67 GTO
'68-'72 GTO
Features:
2x3-inch DOM steel tubing
Racing-style splined-end sway bars (0.5 inch to 1.375 inches)
All suspension points have Teflon-lined spherical rod ends
Power rack-and-pinion steeringCoilover shocks
Standard full-floating Winters rearend
Tubular steel upper and lower control arms
13-inch six-piston Wilwood brakes
Brake lines included (hard lines and braided stainless)
Benefits:
Bolt-in design
Modern, smoother ride qualitySports car-type handling, suspension geometry minimizes bumpsteer and has a negative camber curve
Torsional flex is reduced by 200 percent over stock chassis (A-Body)
Weight of the vehicle is reduced 145 pounds (A-Body) and 65 pounds (F-Body)
Adjustability of coilover shocks
Bind-free suspension operation
Minimized noise transfer
Options and Upgrades:
14-inch or 15-inch six-piston Baer
Monoblock brakes
Powercoating
Moser third member
Any axle ratio
Engine and transmission packages
Forgeline wheels
Michelin or BFGoodrich tires
Engines Accepted:
Pontiac 326-455
LS-series
Mods Required:
None
MSRP:
Bare welded chassis $3,695
Rolling chassis with brakes, power rack-and-pinion, suspension, and rearend, $18,200