2024-02-27-Passenger Seats

Category: Interior & Safety

Q. Does ChampCar allow passenger seats in competition vehicles during the race?A. During practice da...

89

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Throttle Body Cable TO Drive by Wire

Category: Engine & Cooling

Q. What is the ruling on going the opposite way of the rule below? Going from a cable TO a DBW.4.7.3...

104

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2024-1-30-Tubular rear subframe

Category: Chassis & Roll Cage

Q: There is a current rule for Tubular Front subframe/K-member being 10pts (bolt on only). Would thi...

154

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2023-06-08 - Headlights

Category: General

Q:Hello, I have a single light bar that I've used for any champcar race that has the possibility of ...

265

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2023-06-08 - Kevlar Points

Category: General

Q:Is handlaid Kevlar is the same cost in points as fiberglass.A:Yes 3 points per square foot Verifie...

221

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2023-05-16 - Schrader Valves

Category: Suspension

Q:We are looking at using a non adjustable shock. To my understanding this rule allows a rebuildable...

331

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2023-02-26 - Multiple Fuel Cells

Category: Fuel Storage and Fueling

Q:ChampCar 2023 BCCR-9.10.4.1 "Stock fuel tanks in stock locations OR approved fuel cells are the on...

308

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2023-02-26 - Bilstein spring perches

Category: Suspension

Q:I am wondering if you consider the spring perches on bilstein shocks to be adjustable? They have t...

483

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2023-02-26 - Shock End Heim Joints

Category: Suspension

Q.If I run shocks with heim joint ends do I have to claim 10 pts per corner for the Hiem joints? The...

277

(1)

2023-02-25 - Aftermarket Non OE Cylinder Head and Valve Train

Category: Engine & Cooling

Q:If you take a cylinder head swap off the VPI list on a OHC engine you acquire the cams and valve t...

264

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2023-02-25 - Miata Diff Housing Notch

Category: Drivetrain & Axle

Q.Due to the stock miata torsen diff housings having a notch made into the passenger side by the fac...

234

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2023-02-25 - Timing wheel, ECU & Sensors

Category: Engine & Cooling

Q:We have an MS3 Pro PnP ECU. We had to install a 36-2 timing wheel to replace the OEM 4 tooth timin...

179

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2023-02-25 - 1-5/8 Tube

Category: Chassis & Roll Cage

Q:Is there a different wall thickness requirement for cages with 1-5/8" O.D. tubing compared to the ...

154

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2023-02-25 - Early E36 sway bar end links

Category: Suspension

Q:At impound on Sunday morning an issue was raised with our car about having the M3 front sway bar e...

178

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2023-02-25 - Aluminum radiator with transmission cooler

Category: Engine & Cooling

Q:Our car has a transmission cooler built in to the stock radiator that we use to cool engine oil (e...

186

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2023-02-25 - BMW E36 front chassis X-brace

Category: Chassis & Roll Cage

Q.Requesting ruling on BMW E36 front X-brace points. BMW has an OE part that replaces a single cross...

191

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2023-02-25 - Fuel Surge Tank Location

Category: Fuel Storage and Fueling

Q:We are currently evaluating the addition of a fuel surge tank. To avoid installation inside the dr...

241

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2023-02-24 - Auto Transmission Paddle Shifters

Category: Interior & Safety

Q. If swapping an automatic (fluid coupled) transmission from a vehicle on the VPI list that origina...

239

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2023-02-24 - Aftermarket Cooling fan

Category: Engine & Cooling

Q.Can an OEM electric radiator cooling fan be replaced with an aftermarket electric cooling fan with...

183

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2022-12-31 - Locking eccentric bolts

Category: Suspension

Q.Alignment usually gets' all messed up halfway through the race regardless on how hard you overtigh...

144

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