This page contains the build up of our 1976 Mazda RX-3 Grassroots Motorsports $2015 Challenge.

Twitchy Racing $2012 Challenge Project (5/2/2012) BUDGET SPENT SO FAR: $1,000 In November, 2011 – an answer to our desire for building a Grassroots Motorsports Magazine $2012 challenge car spoken through a Craigslist ad. Somebody had listed a 1976 Mazda RX3 former ITA car for sale in NC. As it would turn out, it was currently sitting at Rotorsports Racing in Kannapolis under the care of a long time rotor-builder and racer well known in our community. The asking price, $1,500 without the engine or $2,500 with a …

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What $1,000 Buys You (5/4/2012) BUDGET SPENT SO FAR: $1,000 In the first post, I introduced you to the project car but probably left a good bit of detail out. The purpose of the GRM challenge is to build a competitive car for under $2,012 and starting with a fully built SCCA ITA car may seem to be a bit optimistic at that price range, but give me a few minutes and you’ll see why the car was so cheap. Before I get down to …

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The plan (5/5/2012) In the last post, we finally got the RX3 into the garage and work has slowly started to begin, we had to give some thought to an overall plan. As usual when building a car, plans can and usually do change, but for now… this is the basic goal (sorry for lack of detail, but we’re playing it by ear): Respray to white (no more red/pink/blue/yellow) 12A Half Bridge Carbon style roof, hood and trunk lid Kumho tires New dash As we …

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Stickers make a car go faster…. (5/13/2012) BUDGET SPENT SO FAR: $1,025 (estimated, will post a final sheet when time allows) No, really… they do. As an initial inspection and punchlist is put together for the RX3 it’s plain to see that we have a lot more to do than what we originally hoped for. Right now, the first order of business is the bodywork. We’re still working on locating a decent powerplant core (12A) in rebuildable shape and since we all can’t stand to climb into the …

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