Speedmaster®
Ford C4 Aluminum Street Competition Transmission 1500+ Hp
Overview
Speedmaster's full competition transmissions combines the latest in fluid technology and track proven durability to provide any drag racer a product they can rely on season after season.
Specs
| Brand: | Speedmaster |
| Part Number: | PCE432.1050 |
| Part Type: | Automatic Transmission |
| Input Shaft Style: | C6 |
| Input Spline Quantity: | 31 |
| Input Shaft Material: | Hardened Steel |
| Output Shaft Style: | C6 |
| Output Shaft Quantity: | 31 |
| Output Shaft Material: | Hardened Steel |
| Oil Pump Stator Spline Quantity: | 32 |
| Number of Gears: | Three |
| Planetary Gear Set Included: | Yes |
| Planetary Gear Pinion Quantity: | 6 |
| First Gear Ratio: | 2.46 |
| Second Gear Ratio: | 1.57 |
| Third Gear Ratio: | 1.00 |
| Reverse Gear Ratio: | 2.18 |
| Valve Body Style: | Full Manual |
| Shift Pattern: | Reverse Pattern |
| Transmission Advertised Horsepower Rating: | 1500 HP |
| Torque Converter Included: | No |
| Trans-Brake Included: | No |
| Lock Up Compatible: | No |
| Clutch Hub: | Billet Aluminum |
| Transmission Case Style: | Aftermarket SFI |
| Transmission Case Material: | Aluminum |
| Transmission Case Finish: | Natural |
| Transmission Shield Built In: | No |
| Flexplate Shield Built In: | No |
| Fluid Fill Location: | OEM Case |
| Dipstick Included: | No |
| Transmission Pan Style: | Deep |
| Transmission Pan Material: | Fabricated Aluminum |
| Transmission Pan Finish: | Natural |
| Tailshaft Length (in.): | 13.25 in. |
| Safety Rating: | SFI 4.1 |
| Quantity: | Sold individually |
| Notes: | Will require the use of PCE612.1015 in order to use a C4 torque converter on the Speedmaster C4 transmission. |
Description
This C4 transmission is built with 31-spline billet input and output shafts. It would require the use of a C6 torque converter or installing PCE612.1015.
Not a traditional C4, every component has been upgraded:
Not a traditional C4, every component has been upgraded:
- Fully rollerized transmission
- First drum 10 clutches carbon fiber
- Second drum 10 clutches carbon fiber
- First band extra wide 2.250”carbon fiber
- Reverse band carbon fiber
- Rear bush ball bearing
- Rear shaft special ball bearing (stops from flexing)
- Redesigned rear sprag
- Big second gear servo
- Redesigned reverse servo
- CNC billet reverse pattern valve body
- Main case fully strengthen to handle 1500+ horsepower
- First and second drum (clutches) 8% larger
- First gear planetary gears 8 straight cut
- Second gear planetary C6 - 6 gears straight cut
- Gear ratio 2.2:1 first gear
- Input shaft material 4340
- Output shaft material 4340
- Oil Pump billet 9 gear CNC from 8620
- Oil pump housing billet aluminum
- Oil pump seal with spiral lock
- Convertor stayed fully CNC machine from billet 4340
Prop 65 Warning
This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.