QBE15Z is Quaife’s heavy duty, H-pattern, synchromesh engagement Ford Sierra (Type 9) gearbox, suitable for classic Ford models including the Capri, Cortina, Mk1/2 Escort and Sierra. This competition orientated gearbox, retains the original synchromesh components and selector mechanisms, while the layshaft is assembled using separate gears.
QBE15Z features free running gears supported by precision needle roller bearings on a Quaife produced mainshaft, fitted into a modified reconditioned crack tested Ford gear case. A Quaife alloy maincase, steel baulk rings, and a heavy duty operating block are cost options.
Rated to a maximum of 250bhp, the QBE15Z features power loss minimising straight-cut, close-ratio gears.
Key features of the QBE15Z Ford Sierra (Type 9) heavy duty synchromesh engagement gearbox include:
• Straight-cut, close-ratio gears with synchromesh
• Large choice of motorsport gear ratios
• Optional big tooth helical gears
• Choice of input shaft length for numerous installation options
DONOR BOX REQUIRED
1st 2nd 3rd 4th 5th
2.390 1.690 1.210 1.000 0.930
2.200 1.540 0.870