ShowUsYaSlotz - 4” Indy Car Endurance Race

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Grand Prix of Lemon Tree Passage

Jk 4” Indy Car Endurance Race - Sat 21 Jun 2025 9:00 AM - 6:00 PM

As per ASCRA National Classes & Rules:
National Flexi Rules - JK Indy

Entry Details:
Doors Open 9:00am
Racing Starts after Qualifying & and will run to approx. 6:00pm

Class:
JK Products Indy Car Only – Flat Track 12V

Race Format:
Scrutineering starts at 10:00am
Qualifying 10:30 – One minute per driver on any lane, fastest lap decides your grid place.

Race Heats will then commence in the qualifying order.
Each Heat will be 20 Minutes long. You may drive as an individual or as a team.

Motor:
JK Products Hawk M7 stamped sealed short can motor. No modifications except motor case may be notched to clear axle. (M7BB not allowed)

Gears:
Any ratio only using 48 or 64 pitch gears

Bearings:
Oilites only – May be soldered or glued to the chassis.

Wheels:
Front:
Any 3/32” or 1/8” commercially available with a minimum width of 0.375” – edges may be rounded BUT minimum tyre contact of 0.250” must be maintained. Axles may be soldered to set axle height. Independent front wheels allowed. (No Ball Bearings)
Rear:
Any 3/32” or 1/8” commercially available; maximum diameter of 0.765”.

Chassis:
JK Products C35 Steel Indy Flexi ONLY.

Motor may be held by any combination of screwing, gluing and soldering.
Motor mounting tabs may be partly or completely removed.

Fixed or floating pin tubes located at original body clip mount points are allowed.

Clearances:
Maximum width 83mm.
Front clearance - Guide must be spaced to achieve front chassis clearance of .5mm.
Rear clearance – 1mm.

Body:
Lexan Indy Car Body from JK Products or Ralph Thorne Racing ONLY permitted.


Contact: Mike Dixon - (02) 4957 9809 for more information.
Address: Show Us Ya Slotz: Unit B, 12 Industrial Crescent, Lemon Tree Passage, NSW 2319