Comparison to Other Cars

Detailed cost comparison of the Rush SR vs SRF3, Spec Miata, GT4, and other spec series. The Rush SR costs ~$150/hr to run.

All runtime costs are estimates based on publicly available data, dependent on driving style, track surface, tire wear, and owner preferences. RAW does not guarantee the accuracy of competitor pricing.

Cost Per Hour Summary

Car	Runtime $/hr	Key Cost Drivers
Rush SR	~$150/hr	$896/set Nankang AR-1 (15hr life), $4,000 engine rebuild every 160hr
Spec Miata	~$295/hr	$924/set Toyo RR (8 cycles), $4,000 engine rebuild every 53hr
SRF3	~$365/hr	$1,270/set Hoosier SRF (12 cycles), $620 rotors every 10hr, $6.3k engine/200hr
GT4 Clubsport	~$595/hr	$2,800/set Pirelli slicks (10hr life), 15 gal/hr fuel burn at $6/gal

Detailed Breakdown

Rush SR — $150/hr

Item	Cost	Life	$/hr
Fuel (91-93 octane)	$4.19/gal × 6 gal/hr	—	$25
Tires (Nankang AR-1)	$896/set	15 hr	$60
Brake pads	$500/set	25 hr	$20
Brake rotors	$540/set	100 hr	$5
Oil changes	$40/change	7 hr	$6
Chain, sprockets & lube	$264 kit + lube	50 hr	$6
Suspension bushings	$400 kit	100 hr	$4
Engine rebuild reserve	$3,500	160 hr	$22
Gearbox rebuild reserve	$750	160 hr	$5

SRF3 — $365/hr

Item	Cost	Life	$/hr
Fuel (91-93 octane)	$4.19/gal × 6 gal/hr	—	$25
Tires (Hoosier SRF slick)	$1,270/set ($264/tire +20%)	12 cycles	$106
Brake pads (Hawk Blue)	$408/set (+20% from $340)	8 hr	$52
Brake rotors (Wilwood)	$620/set (+20% from $516)	10 hr	$62
Oil changes	$66/change (+20%)	9 hr	$7
Suspension (bearings, ball joints, shocks)	$118/weekend (+20%)	3 hr	$40
Engine rebuild reserve	$6,300 (+20% from $5,250)	200 hr	$31
Gearbox rebuild reserve	$4,200 (+20% from $3,500)	100 hr	$42

Spec Miata — $295/hr

Item	Cost	Life	$/hr
Fuel (91-93 octane)	$4.19/gal × 8 gal/hr	—	$34
Tires (Toyo RR)	$924/set	8 cycles	$116
Brake pads (Hawk DTC-60)	$275/set	10 hr	$28
Brake rotors (blank)	$320/set	80 hr	$4
Oil changes (Rotella T6)	$32/change	6 hr	$5
Suspension (hubs & bearings)	$180/yr	18 hr/yr	$10
Engine rebuild reserve	$4,000	53 hr	$75
Gearbox rebuild reserve	$1,200	53 hr	$23

GT4 Clubsport — $595/hr

Item	Cost	Life	$/hr
Fuel (98 octane race fuel)	$6/gal × 15 gal/hr	—	$90
Tires (Pirelli slick)	$2,800/set	10 hr	$280
Brake pads (PFC)	$1,100/set	15 hr	$73
Brake rotors (Girodisc 2-piece)	$3,100/set	60 hr	$52
Oil changes (Mobil 1 0W-40)	$120/change	6 hr	$20
Suspension (KW damper rebuild)	$1,120	50 hr	$22
Engine rebuild reserve	$20,000 (zero-hours schedule)	500+ hr	$10
PDK service + replacement reserve	$1,000/25hr + $22k reserve	25 hr svc	$48

Full Spreadsheet

The original cost comparison spreadsheet (Holmberg, 2021) covers 28 racing classes:

Spreadsheet prices are from 2021 and have not been adjusted for inflation. The tables above use current (2026) pricing from manufacturer price lists and community sources.

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Try the interactive Season Cost Calculator to build your own estimate.

Interested in owning a Rush SR? See full pricing and configuration options at rushautoworks.com/rush-sr/.