HCS AMG - Viper Scale Racing V-3 - Slip-On Modifed 2.4 Ohm Pro-10 RTR 

Viper V-3 chassis, guide pin, Razor O-Ring set with .310 fronts, Gen-4 endbell with Pro Bushing, 2.4 ohm armature, V-3 Pro-10 motor & traction magnets, double flanged rear hubs. 7/23 gears. HCS AMG low pro pickup shoes, shoe hangers, and springs. Tire will be either Viper medium .432 PST or Super Tires .424 compound B.   

Broken in and track tested.  You will need over 1 amp of power to run this car well. Car set up for routed track such as Bowman, Viper, Wizzard. 

Chassis and magnets are not yet HOPRA approved. 

HCS AMG - Viper Scale Racing V-3 - 3.5 Ohm "Mod-Lite" RTR 

Viper V-3 chassis, guide pin, O-Ring set with .310 fronts, Gen-4 endbell with Pro Bushing, 3.5 ohm armature, V-3 Pro-10 traction magnets and Spec Racer motor magnets, double flanged rear hubs. 7/23 gears. HCS AMG low pro pickup shoes, shoe hangers, and springs. Super Tires .424 compound B rear tires   

Broken in and track tested.  You will need over 1 amp of power to run this car well. Car set up for routed track such as Bowman, Viper, Wizzard. 

Chassis and magnets are not yet HOPRA approved. 

HCS AMG - Viper Scale Racing V-3 Spec-3 - Pro-4  6 Ohm RTR

Viper V-3 Medium chassis; O-ring front axle set with .325 fronts; Viper V-3 guide pin; Viper Gen-4 endbell; HCS hanges, low shoes, and springs. Viper Spec Racer motor & traction magnets; Pro-Trax 7/23 gears and double flanged rear hubs; Viper PST medium .428 slip-on rear tires.  Viper 6 ohm red wire armature.  Broken in and track tested. 

The “V3” is the next evolution of our proven V1 platform—designed for racers who demand innovation, versatility, and raw performance. Still based on the race proven V1 geometry, the V3 pushes performance further while retaining full compatibility with most V1 parts. Whether you're upgrading an old favorite or building a club-level rocket, the V3 is your new go-to. Lighter. Stronger. Smarter. Faster.

Specs & Features:

• Ultra Lightweight design- Lower CG then the V1, Faster acceleration, cornering and more 
• Multiple Guide pin positions- 3 Positions including 1 behind the axle for those tight and twisty turns   
• Full Block type Traction mags- Ambidextrous design for High Downforce, Low downforce and Split Orientation
• Enhanced Rear Axle Support — Updated rear axle pin hole locators for ultra-precise pinning and bulletproof strength
• Revised Magnet Clip — Holds the middle of the magnets instead of the bottoms, Provides additional side clearance
• Ultralight Timing Bracket-  Windowed design is lightweight and stronger then V1 design

Rear axle pin hole locators- Allows easy pinning of rear axle 

Car us set up for routed tracks such as Bowman, Viper, Thor, Wizzard. If you run factory plastic track, you will need larger tires. 

Note: chassis and magnets are not yet HOPRA approved. 

HCS AMG - Viper Scale Racing V-3 Spec Racer - Pro-4  6 Ohm RTR

HCS AMG built Viper V-3 Spec Racer.  Viper V-3 Medium chassis with rear axle retaining pins; Quicker Engineering independent front axle set; Viper V-3 guide pin; HCS silver plated shoe hangers, low profile pickup shoes and springs; Viper triple tweaked Gen-4 endbell, Viper V-3 SR motor magnets and traction magnets; HCS AMG 7T pinion gear and Quicker 23T crown  gear on Hard-Spline axle; Viper double flanged rear hubs; Super Tires .420 Radius Edge blue firm slip-on rear tires. 

Rondo Winds Dynamically balanced Viper 6 ohm red wire armature.   Broken in and track tested. Rondo Winds armatures are advanced timed.  Timing is written on the box and marked on the car. 

The “V3” is the next evolution of our proven V1 platform—designed for racers who demand innovation, versatility, and raw performance. Still based on the race proven V1 geometry, the V3 pushes performance further while retaining full compatibility with most V1 parts. Whether you're upgrading an old favorite or building a club-level rocket, the V3 is your new go-to. Lighter. Stronger. Smarter. Faster.

Specs & Features:

• Ultra Lightweight design- Lower CG then the V1, Faster acceleration, cornering and more 
• Multiple Guide pin positions- 3 Positions including 1 behind the axle for those tight and twisty turns   
• Full Block type Traction mags- Ambidextrous design for High Downforce, Low downforce and Split Orientation
• Enhanced Rear Axle Support — Updated rear axle pin hole locators for ultra-precise pinning and bulletproof strength
• Revised Magnet Clip — Holds the middle of the magnets instead of the bottoms, Provides additional side clearance
• Ultralight Timing Bracket-  Windowed design is lightweight and stronger then V1 design

Rear axle pin hole locators- Allows easy pinning of rear axle 

Car is set up for an average custom routed track such as a Viper, Bowman, TKO, Wizzard - front tires at .320 with firm rear tires at .420".  You may have to adjust tire sizes and firmness for your track and conditions.

Note: V-3 chassis and magnets are not yet HOPRA approved. 

HCS AMG - "Super G Pro" 6 Ohm Pro-4 RTR Slot Car

Viper V1 chassis; O-ring front axle set; Viper Gen-4 endbell; HCS pickup shoes, hangers and springs; Viper Pro-4 motor & traction magnets; Pro-Trax 7/23 gears and double flanged rear hubs; Viper PST slip-on rear tires.  Viper 6 ohm red wire armature.  Broken in and track tested.   

Ready to install a standard Tomy SG+ hard body clip to run most Tomy bodies.  Lots of older Aurora bodies for Magna-Traction can work as well as newer Auto World X-Traction bodies. 

Can be used in Bracket Drag Racing.

AMG - the Advanced Manufacturing Group of Harden Creek Slot Cars.

HCS AMG - Viper Scale Racing V1 - "Club Modifed" 6.0 Ohm Pro-4/10 RTR 

Viper V1 chassis. O-Ring front axle set. Viper Gen-4 endbell.  6.0 Ohm armature.  Pro rear bushing.  Pro-4 motor & Pro-10 traction magnets.  7/23 gears.  .250 double flanged rear hubs with HCS Firm tires.  Broken in and track tested.  You will need over 1 amp of power to run this car well.  340" fronts, .438" firm rears.

 HOPRA Approved Chassis. 

HCS AMG - Viper Scale Racing V1 - HOPRA Slip-On Modifed 2.4 Ohm Pro-10 RTR 

Viper V1 chassis.  HCS AMG independent front axle set.  Viper guide pin.  Triple Tweaked silver plated Viper endbell with Pro Bushing.  2.4 ohm Viper Dynamically Balanced armature.  Pro rear bushing.  Pro-10 motor & traction magnets.  7/22 gears.  Viper double flanged rear hubs with Viper Medium PSTs.  Broken in and track tested.  You will need over 1 amp of power to run this car well.  340" fronts, .432" rears.

 HOPRA Approved Chassis. 

HCS AMG - Viper Scale Racing V1 - Spec-1 - Pro-4  6 Ohm RTR

Viper V1 Medium chassis; O-ring front axle set;  Viper Gen-4 endbell: HCS pickup shoes, hangers and springs; Viper Pro-4 motor & traction magnets; Pro-Trax 7/23 gears and double flanged rear hubs; Viper PST medium slip-on rear tires.  Viper 6 ohm red wire armature.  Broken in and track tested.   

HOPRA Approved Chassis.

Can be used in Bracket Drag Racing.

HCS AMG - Viper Scale Racing V1 - Spec-1 - Pro-4  6 Ohm RTR

Founders' Limited Edition

Founders' Limited Edition HO High Performance Slot Car. It's been 10 years since Viper released it's V-1 Chassis. The original production run of chassis had and open, through feature for the logo on the rear of the chassis.  Later production runs changed the rear logo to a releif feature.  These limited build cars are assembled using original chassis from the 'hoarder's bunker' inventory.  

Viper V-1 Medium chassis; HCS O-Ring Independent front axle set with .340 tires. Viper triple tweaked endbell. HCS AMG pickup shoes, hangers and springs.  Viper motor & Maxi traction magnets. Viper 7/23 gears, Hard-Spline rear axle and .250 double flanged rear hubs. Viper PST Albino .428 firm slip-on rear tires.  Viper 6 ohm factory balanced red wire armature.  Broken in and track tested.  HOPRA Approved Chassis.  Car setup is optimized a custom routed track such as a Bowman, Viper, TKO, and Wizzard.