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SETUP BOOK

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Summary of Contents for Serpent S400

  • Page 1 SETUP BOOK...
  • Page 2: Table Of Contents

    Page CONTENTS INTRODUCTION BASIC SETUP CASTER DOWNSTOPS SHOCK ABSORBERS TRACK WIDTH RIDE HEIGHT CAMBER ANTI-ROLL BARS SUSPENSION TWEAK 10. DIFFERENTIAL ADJUSTMENT All texts and images contained within this booklet are copyright of Serpent MRC ©2007...
  • Page 3: Introduction

    These section describes the default settings for your Serpent S400. Setup Order We have determined that you should set up your S400 in the order indicated in the table below. The order of the settings has been determined as the most logical to set up your S400 properly and easily.
  • Page 4: Basic Setup

    Page BASIC SETUP This section describes the default settings for the Serpent S400 and how to adjust those settings. We strongly recommend you thoroughly read this section so you understand how the settings are adjusted. The setup described here is a good starting point. After rebuilding the chassis, or in case you become lost with your setup, always return to the setup described here.
  • Page 5: Toe

    2. TOE Toe is the angle of the wheels when looked at from above the car. · Wheels parallel with the centerline of the car have a toe value of 0°. · Wheels that are open toward the front have a negative toe value (toe-out).
  • Page 6: Downstops

    Page Page 3. DOWNSTOPS Downstops limit how far the suspension arms travel downward (which determines how far upward the chassis travels). Downstops are a primary setup adjustment that affect other setup adjustments. IMPORTANT! Make sure you adjust downstops equally on both left and right sides of the car.
  • Page 7: Shock Absorbers

    Shock absorbers, or shocks, are the suspension components that allow the wheels to keep as much contact as possible with the track surface. The Serpent S400 has fully-independent front and rear suspension, meaning that the suspension at each corner of the car (front left, front...
  • Page 8 · To get harder damping, use a piston with less holes or use thicker shock oil. The standard setting for the S400 shocks is using a 3-hole piston and 500cst shock oil 4.2 SETTING THE FRONT SHOCK ABSORBERS –...
  • Page 9: Track Width

    But by using different wheel-hexagons with different widths or by changing to different suspension brackets, the car’s track-width will change as well. When using the parts that come with the kit the S400 has a track width of slightly less than 190mm. Initial Steps A.
  • Page 10 Page Page Initial Steps A. Shocks: Connect front and rear shocks. B. Anti-roll bars: Disconnect front and rear anti-roll bars. C. Wheels: Mount a set of wheels/tires or mount our set- up wheels Setup Apparatus Measure ride height with the car resting on a flat reference surface (such as a flat setup board).
  • Page 11: Camber

    Setup Apparatus Wheels on: Measure camber using Serpent’s Camber Gauge #1460 and a flat reference surface (such as a flat setup board). Wheels off: Measure camber using a setup system and a flat reference surface.
  • Page 12: Anti-Roll Bars

    Page Page 7.2 SETTING FRONT CAMBER Front Camber Default Setting = -2.0° Set the front camber to –2.0° (top of front wheel leaning inward). Adjust front camber using the upper camber link attached to the front C-hub. · To get more negative camber (more slanted), shorten the front upper camber link.
  • Page 13: Suspension Tweak

    Soft Med. Hard 8.1 SETTING THE FRONT ANTI-ROLL BAR Default Front Anti-roll Bar= RED anti-roll bar Adjust the front anti-roll bar by replacing the anti-roll bar wire with another wire of different thickness. · Thinner wire = softer front anti-roll bar ·...
  • Page 14 Page Page 9.2 Place a sharp tool underneath the front end of the chassis at its middle point, and lift the front end. If one front wheel lifts before the other, the rear end of the car is tweaked and may be adjusted by rear spring preload.
  • Page 15: Differential Adjustment

    Generally, the more grip a track has, the tighter the diff action should be. The S400 features a ball differential in the rear and a solid axle (spool) in the front.
  • Page 16 Serpent Model Racing Cars BV Spaarneweg 12E, 2142 EN, Cruquius The Netherlands, Europe...

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