Grassroots Motorsports

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Readers’ Rides:
1990 Mazda Miata
Added on Dec. 18 by kcbhiw

1990 Mazda Miata
Built for SCCA CSP SOLO competition

Engine

New ‘01-ish 1.8L w/VVT Swap
-0.020” Pistons
-Decked Head
-Balanced Bottom End
Racing Beat 4-1 Header
Custom Exhaust with Dynamax Resonator and post-driver dump pipe
Custom Intake Piping
Megasquirt MSnS-E Standalone with Launch Control
Custom Timing Pickup and VVT Controller Board
NAW OEM Wideband Controller
Mazdaspeed Competition Engine Mounts

Driveline

‘99 4.30:1 Type II Torsen Differential
‘99 Axles
‘99 Driveshaft
Mazdaspeed Competition Differential Mounts

Suspension

BC Racing Adjustable Coilover Springs, Shocks, and top mounts
1200G Front Springs
1000G Rear Springs
Racing Beat 7/8” Solid Front Sway Bar
Mazdaspeed Motorsports adjustable Heim Joint end links
Deleted rear sway bar
Super Pro (Flyin’ Miata) Polybushings (all 22)

Chassis

‘95 Rear Subframe and brace

Braking

Front Hawk HP+ Pads
Braided Stainless Steel Lines
NB Proportioning Valve

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