Speedmaster TH400 2500 HP Rated Aluminum Extreme Performance SFI Certified Transmission

SpecsBrand: SpeedmasterPart Number: PCE432.1053.02Part Type: Automatic TransmissionNumber of Gears: ThreeValve Body Style: Billet Aluminum Reverse Pattern Full ManualTransmission Advertised Horsepower Rating: 2500+ HPTorque Converter Included: NoTrans-Brake Included: YesLock Up Compatible: NoTransmission Pan Style: DeepTransmission Pan Material: AluminumTransmission Pan Finish: Black FinnedTailshaft Length: StandardInput Spline Quantity: 30Input Shaft Material: 300M SteelInput Shaft Style: TH400First Gear Ratio: 2.10Second Gear Ratio: 1.40Third Gear Ratio: -Reverse Gear Ratio: -Clutch Hub: Billet SteelTransmission Case Style: Aftermarket SFITransmission Case Material: AluminumTransmission Case Finish: NaturalTransmission Shield Built In: YesFlexplate Shield Built In: YesFluid Fill Location: OEM CaseDipstick Included: NoSafety Rating: 4.1Quantity: Sold individually.Retainers Included: YesRetainer Material: Chromoly SteelLocks Included: YesNotes: Case is SFI 4.1 Certified. Bellhousing is sold separately.DescriptionKey Features:- SFI 4.1 Certified Aluminum Case: Ensures exceptional safety and durability in high-performance conditions.- Billet Aluminum Reverse Pattern Valve Body: Equipped with an external trans-brake solenoid for seamless drag racing operation.- Planetary Gear Set: Straight-cut, 4340 steel construction with a 6-pinion reaction and 5-pinion output for superior torque handling.- Billet Components: Includes a 36-element billet aluminum drum, a billet oversized intermediate piston (10% more clamping force in 2nd gear), and a hardened 300M steel input shaft.- High-Performance Pump Assembly: Features a billet aluminum pump with a high-rate pressure regulator for optimized fluid flow and reliability.- Intermediate Band Eliminated: Improves durability and eliminates engine braking concerns, ideal for drag racing applications.- Deep Aluminum Pan: Black-finned for enhanced cooling and increased fluid capacity.- Proven Performance: Tested successfully in extreme applications, including a 540 Big Block Chevy-powered sand truck producing 1500+ HP and reaching 150 mph.Why Choose This Transmission?Whether you're competing on the drag strip or building the ultimate high-performance street machine, the Speedmaster TH400 Transmission offers unmatched reliability, precision, and strength. Its state-of-the-art design and premium components make it the gold standard for racers who demand the best.Built For:- Street Performance- Drag Racing- Off-Road ApplicationsDisclaimer:The bellhousing shown in photos and videos is for illustrative purposes only and is not included with this transmission, it is sold separately.

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