Half throttle, 1st to 2nd shift is so aggressive it jolts your body and shakes the cab.
Would this build cause such a hard shift? Or is something wrong?
I can manage the "jolt" by letting off the throttle right before it shifts.

- 500 miles on rebuild
- Fluid level is correct
- Built by Cyclone Transmissions out of Ohio

New seals and clutches throughout

Cyclone Stage II valve body

New high energy 2-4 band

Transgo 2-3 shift kit

New bonded pistons

Oversized pressure regulator valve

Sonnax .490 o-ring boost valve

Sonnax input drum sleeve kit with billet apply piston.

Billet 4th gear servo cover

Complete bushing kit.

New sprags throughout

Beast Sunshell

Raybestos GPZ 3-4 Clutch Pack

Corvette Servo Upgrade with billet 4th gear piston

Free Torque converter up to 2000 stall

OE Deep Pan with Drain Plug

NEW electronics throughout

(I am currently waiting to hear back from Cyclone Transmissions to hear what they have to say)
Thank you!