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| RETURN TO - LIST FRAY CATEGORIES |
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| Fray Car Build |
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| Click on the section of the topic you are interested in. This is a work in progress, anyone who wishes to contribute PLEASE do send me an email. |
| I. Selecting a Chassis | |||||||||
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 | SECTION IMAGE | ||||||||
| A. 2020 Fray in Ferndale Rules: |
| ThunderJet and Dash Rolling Chassis Assembly Regulations: [4] -TEAM RACING:Only original Aurora Thunder Jet and Dash Motorsports chassis assemblies with non-plated copper electrical components are allowed. Commutator brush springs may be bent to alter brush tension. Pickup shoe hanger plates may be bent. -INDIVIDUAL RACING ON FRIDAY: Only original Aurora Thunder Jet assemblies with non-plated copper electrical components are allowed. Commutator brush springs may be bent to alter brush tension. Pickup shoe hanger plates may be bent. |
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| More Fray in Ferndale Rules: |
| INDIVIDUAL RACING [4] -1. The rolling chassis axle, armature, and drive pinion shaft holes may be opened slightly for increased clearance or peened to reduce clearance. Use of fillers to decrease clearance is prohibited. (2a) The Truck hole cannot be utilized in anyway. -2. The rolling chassis assembly must not be fitted with bushings. -3. The chassis may be trimmed slightly (no more than .010) to allow for crown gear tooth clearance. |
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| More Fray in Ferndale Rules: |
| INDIVIDUAL RACING [4] -24. Glue may be used on a rolling chassis assembly only for the purposes of attaching gears to shaft, guide pins to chassis, and front wheel axle retainers to the end of front axle. Solder may be used to attach metal gears to their metal shafts. -25. The Chassis may be oiled to maximize performance. |
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| B. Aurora Thunder Jet History | |||||||||
 | STEP IMAGE | ||||||||
| In 1963 Aurora introduced the Thunderjet 500 chassis in response to customer complaints about the difficulties they had keeping the original Vibrator cars running well. The Thunderjet 500 chassis, or just T-Jet, was designed so that the original Vibrator bodies could continue to be used with this new, faster and more maintainable chassis. | |||||||||
| From 1962 to 1970 Aurora made TJet ROUND RIVET chassis. [3] | |||||||||
 | STEP DTL IMAGE | ||||||||
| From 1970 to 1972 on Aurora made OPEN RIVET chassis. | |||||||||
 [3] | STEP DTL IMAGE | ||||||||
| C. Chassis Options? |
| Vendor | ItemCat | ItemManu | Product Code | ItemDesc | Part Image | Item Price | Qty | Fray Appr | Outof Stock |
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 http://www.dash-motorsport.com/ | Fray_Chassis | Dash | Bare Tub | T-Dash Bare Tub Exactly what it says. Bare tub. Electricals are riveted to the bottom of the chassis. Nothing else included. Will fit Aurora gear plates. |  | $3.00 | Yes | ||
 https://www.wizzardho.com/ | Fray_Chassis | Wizzard | WJ05x | T-Jet Electrical Replacement Parts The best replacement electrical parts for your old thunder jet and/ Wiz Jet Chassis |  | $4.00 | Yes |
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| You have lots of options when selecting a fray chassis! | |||||||||
| D. Checking Chassis Straightness. |
| Vendor | ItemCat | ItemManu | Product Code | ItemDesc | Tool Image | Item Price | Qty | Fray Appr | Outof Stock |
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 http://rt-ho.com/index.html | Tech_Block | RT-HO | RT-052 | .0635" Full Length Drill Blank |  | $3.00 |
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| E. Cleaning an Old Chassis. |
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