rapid_slot
888sr - chassis kit
* 1/24 scale, 4" (101.6mm) wheelbase chassis.
* .813" (20.6mm) dia rear tires. .050" (1.3mm) chassis clearance at rear of chassis
* .750" (19.1mm) dia front tires. Can be used with either a .063" (1.6mm)
or .188" (4.8mm) front axle Link to part
* 3.125" (79.4mm) chassis width
* Accepts most 1/24 scale "retro style" can-am and coupe bodies
* Extra robust design to withstand the rigors of commercial track racing, good for the beginner/novice
* The bare plastic chassis weighs in at 35 grams
* Easy to assembly and tune for changing track conditions
* Built-in chassis tuning features:
- Side pan movement front-to-back and side-to-side
- Center section torsional stiffness
- Optional tuning weights: Link to part
For detailed component item list and assembly diagram click on this dropbox link to download PDF document: 888sr Manual
*** If prompted, always check the "Print it Anyway" option at checkout. ***
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Hardware required to complete chassis assembly:
(available from most commercial slot car tracks/retailers)
1. (2) 3/32” x 3/16” flanged bearing recommended, can be substituted for a bronze oilite of the same size.
(4) if a 3/32" front axle is used
2. (2) .050” dia. x 3.125” stainless steel pin tubing
3. (2) .050” dia. x .750” stainless steel pin tubing
4. (2) .047” dia x 3.100” piano wire (optional "torsion bar" tuning feature)
5. Metric screws (Mcmaster-Carr is a good source for these items):
a. (2) m2 x 6 - socket head cap screw
b. (2) m2 x 16 - socket head cap screw
c. (6) m2 x 5 - flat head cap screw
d. (4) m2 x 6 - flat head cap screw
Components required to complete your spec racer:
(available from most commercial slot car tracks/retailers)
1. (1) guide flag, 10-32 nut and shims as required for your track conditions
2. (1 pair) braid
3. (1) 18 gauge lead wire with guide clips
4. (1) 3/32” front axle
5. (1) 3/32” rear axle
6. 3/32” axle spacers as needed (dependent on choice of tire/rim and desired overall car width)
7. (1 pair) 13/16” .8125” diameter rear tires for 3/32” axle (if additional track clearance is required use a .820" rear tire)
8. (1 pair) 3/4” .750” diameter x 1/4” .250” wide front tires for 3/32” axle
9. “Mini motor" of choice (ie. pro/slot ps-4001 & ps-4002 motor family and the jk-products "hawk" line of motors)
10. 48 pitch pinion and crown gear of choice (final drive ratio will be dependent on motor and track conditions)
11. Lexan body of choice. most 1/24 scale 4.0” wheelbase “scale” type (non "wing-car") bodies will fit