“So What Speed Shop” OS Powered Tether Car
Craftsman: Chris Garcia
Knapp Collection #: 421
Catalog #: 2016.8.16
Contributor: Paul Knapp
This aluminum tether car was custom-built by Chris Garcia for Ed Hegarty and sports Chris’s custom wire wheels.
1/3 Scale Tadpole Mini-Tether Car
Craftsman: Ted Maciag
Knapp Collection #: 171
Catalog #: 2008.10.50
Contributor: Paul Knapp
The Tadpole is powered by a Cox .01 cubic inch engine with a 2:1 gear ratio driving the rear wheels. It runs on alcohol and 25% nitromethane for fuel.
1954 Cox Racer Grand Prix Mercedes W-196
Craftsmen: Leroy Cox, L.M. Cox Manufacturing
Catalog #: 2018.43.1
Contributor: Rich Palmer
This replica of the #8 Karl Kling’s 1954 Cox Racer Grand Prix Mercedes W-196 is a rear-wheel-drive thimble drome tether car utilizing a driveshaft and differential.
A-bone Cox .049 Tether Car
Craftsman: Doug Parker
Knapp Collection #: 429
Catalog #: 2016.8.20
Contributor: Paul Knapp
The “A-bone” Cox .049 tether car is 7-3/4″-long and 3-1/8″-wide. The racer was machined from aluminum, brass, and steel bar stock.
All American Hot Rod
Craftsman: Tony Orlando
Knapp Collection #: 551
Catalog #: 2019.9.3
Contributor: Paul Knapp
This hot rod started as a die-cast push toy for kids, and was manufactured in Los Angeles in the 1950s. Mr. Orlando’s restoration included many modifications to convert it into a running tether car.
Automite .049 Tether Car
Craftsman: Wen Mac
Contributor: Ron and Steven Green
An Automite .049 tether car made by the Wen Mac corporation. This was one of the first tether cars made with a plastic body.
Babcock Jr. Gas Powered Micro Rail Mite Racer
Craftsman: John D. Ellis
Knapp Collection #: 213
Catalog #: 2009.9.28
Contributor: Paul Knapp
John Ellis produced this miniature rail racer as a tribute to the late John Babcock, who was one of the most colorful builders and model racers in the San Francisco Bay area.
Coupster Tether Car
Craftsman: Doug Parker
Knapp Collection #: 486
Catalog #: 2016.44.2
Contributor: Paul Knapp
The Coupster was machined from solid 6061 aluminum and measures 8-1/8″-long, 1-7/8″-wide, 2-5/8″-high, and weighs 16.5 ounces.
Cricket Tether Car
Craftsman: Doug Parker
Knapp Collection #: 549
Catalog #: 2019.9.2
Contributor: Paul Knapp
This tether car was designed by Doug Parker, and everything was custom-built around the tiny Cox .010 engine. It measures 5”-long with a 3-7/16” wheel base.
Dragonfly Cox .049 Tether Car
Craftsman: Doug Parker
Knapp Collection #: 418
Catalog #: 2016.8.13
Contributor: Paul Knapp
The “Dragonfly” Cox .049 tether car measures about 3.25″-wide in front, 2.25″-wide in the rear, 2.625″-high, 12.25″-long, and weighs about 18 ounces.
Duesenberg Tether Car and Engine
Craftsman: Wayne Short
Knapp Collection #: 425
Catalog #: 2016.8.18
Contributor: Paul Knapp
This Duesenberg tether car and engine is about 10″-wide, 8″-high, and 21″-long. It sports a faithful reproduction of the Duesenberg .60 cubic inch engine.
HD Special Miniature .05 Powered Tether Car
Craftsman: Doug Parker
Knapp Collection #: 533
Catalog #: 2019.11.7
Contributor: Paul Knapp
This handmade tether car was machined from solid aluminum and steel bar stock. It measures 7-5/8”-long, 2-7/8”-wide, 2-7/8”-high, and weighs 19.2 ounces.
Hybrid Dragster Tether Car
Craftsman: Doug Parker
Knapp Collection #: 492
Catalog #: 2016.44.6
Contributor: Paul Knapp
The unique blend of power from a Cox .049 combined with the boost from an Estes A3-4T rocket motor is, perhaps, the ultimate in micro hybrid tether car racing.
J E Special Tether Car
Craftsman: Doug Parker
Knapp Collection #: 578
Catalog #: 2019.10.5
Contributor: Paul Knapp
The J E Special tether car was designed and built by Doug Parker as a tribute to John Ellis; an accomplished tether car builder, racer, and engine designer/builder.
Lil Coupe Cox .010 Tether Car
Craftsman: Doug Parker
Knapp Collection #: 487
Catalog #: 2016.44.3
Contributor: Paul Knapp
The “Lil Coupe” Cox .010 powered tether car is 4”-long, 2.8”-wide, 1.5”-tall with a 3”-wheelbase and weighs 6.3 ounces.
Lo-Boy Cox .049 Tether Car
Craftsman: Doug Parker
Knapp Collection #: 407
Catalog #: 2016.8.8
Contributor: Paul Knapp
This “Lo-Boy” Cox .049 tether car was crafted from aluminum and steel and sports a finely finished wooden body.
McCoy Teardrop Tether Car
Craftsman: Dick McCoy
Knapp Collection #: 493
Catalog #: 2016.47.3
Contributor: Paul Knapp
This McCoy Teardrop tether car was designed by Dick McCoy in 1946. Three thousand of these streamliners were sold between 1946 and 1952.
Mini Racer CO2 Tether Car
Craftsman: William "Scotty" Hewitt
Knapp Collection #: 297
Catalog #: 2011.27.45
Contributor: Paul Knapp
This mini racer CO2 tether car is custom fitted with a Gasparin G-10 (CO2) motor inside a Matchbox No. 52 race car.
Rat Rod Tether Truck
Craftsman: Doug Parker
Knapp Collection #: 495
Catalog #: 2016.47.1
Contributor: Paul Knapp
The Rat Rod tether truck measures 7-3/4″-long, 2-5/8″-high, and 3″-wide at the rear tires. It was machined from aluminum and steel bar stock.
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