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@DORIDORI I took the b11 strike force's handling because it is the most maneuverable and paste it to lazer's handling, then changed the mass and modify some lines
original:
<fThrust value="1.600000" />
<fThrustFallOff value="0.00020" />
<fThrustVectoring value="0.000000" />
<fYawMult value="-0.00150" />
<fYawStabilise value="0.002000" />
<fSideSlipMult value="0.050000" />
<fRollMult value="0.00700" />
<fRollStabilise value="-0.000000" />
<fPitchMult value="0.001800" />
<fPitchStabilise value="0.001000" />
<fFormLiftMult value="0.00019" />
<fAttackLiftMult value="0.018000" />
<fAttackDiveMult value="0.025000" />
<fGearDownDragV value="0.100000" />
<fGearDownLiftMult value="0.600000" />
<fWindMult value="0.120000" />
<fMoveRes value="0.010000" />
<vecTurnRes x="0.050000" y="0.500000" z="0.400000" />
<vecSpeedRes x="0.020000" y="0.250000" z="0.015000" />
mod:
<fThrust value="3.200000" />
<fThrustFallOff value="0.00020" />
<fThrustVectoring value="0.060000" />
<fYawMult value="-0.00100" />
<fYawStabilise value="0.002000" />
<fSideSlipMult value="0.050000" />
<fRollMult value="0.01200" />
<fRollStabilise value="-0.000000" />
<fPitchMult value="0.0040000" />
<fPitchStabilise value="0.001000" />
<fFormLiftMult value="0.00019" />
<fAttackLiftMult value="0.036000" />
<fAttackDiveMult value="0.025000" />
<fGearDownDragV value="0.100000" />
<fGearDownLiftMult value="0.600000" />
<fWindMult value="0.120000" />
<fMoveRes value="0.010000" />
<vecTurnRes x="0.050000" y="0.870000" z="0.400000" />
<vecSpeedRes x="0.020000" y="0.420000" z="0.015000" />

I didn't know which line made the handling like how it is, and sorry for the late reply