Published On Jan 2, 2024
O.S. Speed B21 RD2 Carburetor Settings and Updated Cooling Head.
www.thedrakeracing.com
Idle gap: .5mm
ISN: .35 - .45mm in from flush
MID: Flush - .1mm in from flush
HSN: 1.3mm - 1.45mm in from flush
www.mugenracing.com
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