
GM TH400 Performance Transmission – Twisted Punisher™ 750-850 HP
✔ Includes Standard 4" Tail Housing
Street Performance • Street/Strip • High Torque Applications
When a basic performance rebuild isn't enough, the Twisted Punisher™ TH400 steps up.
Built for serious horsepower, boosted engines, nitrous combinations, heavy street cars, muscle cars, drag-and-drive builds, and trucks that demand more than stock hard parts can reliably handle.
Every transmission is completely rebuilt in-house using premium performance parts, proven hydraulic modifications, and heavy-duty upgrades designed to increase clutch holding power, improve durability, reduce heat, and provide crisp, positive shifts without sacrificing street manners.
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✅ Rated for 750-850 HP
✅ Raybestos® GPZ Performance Frictions
✅ Increased Forward & Direct Clutch Capacity
✅ 300M Billet Input Shaft
✅ Billet Intermediate Apply Piston
✅ Forged Heavy-Duty Center Support
✅ 34-Element Intermediate Sprag Upgrade
✅ Billet Cover Multi-Clutch Performance Converter Included
✅ Deep Aluminum Transmission Pan Included
✅ Built to Order for Your Combination
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✔ Raybestos® GPZ Performance Frictions
✔ HD Performance Steels
✔ Increased Forward Clutch Capacity
✔ Increased Direct Clutch Capacity
✔ Heavy-Duty Master Rebuild Kit
✔ Complete Bushing Replacement
✔ Complete Bearing & Thrust Washer Replacement
✔ Rebuilt & Blueprinted Pump Assembly
✔ Modified Performance Valve Body
✔ TransGo® Performance Shift Components
✔ Punisher™ Hydraulic Calibration
✔ 34-Element Intermediate Sprag Upgrade
✔ Hardened Intermediate Roller Clutch
✔ Heavy-Duty Intermediate Band
✔ 300M Billet Input Shaft
✔ Billet Intermediate Apply Piston
✔ Forged Heavy-Duty Center Support Upgrade
✔ High-Flow Performance Filter
✔ New Vacuum Modulator
✔ Updated OEM Hard Parts As Required
✔ Professionally Built & Air Checked During Assembly
Every Twisted Punisher™ TH400 is professionally assembled by experienced transmission builders using parts selected to survive high horsepower, aggressive driving, and years of abuse.
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Every Twisted Punisher™ TH400 includes our heavy-duty billet cover multi-clutch performance converter.
✔ Billet Front Cover
✔ Multi-Clutch Lock-Up Design
✔ Furnace Brazed Fins
✔ Reinforced Internal Components
✔ Heavy-Duty Bearings
✔ 2300-2500 Stall Speed Included
Designed to provide excellent street manners while delivering hard launches for high-torque engines, big block combinations, turbocharged applications, supercharged vehicles, and nitrous-assisted builds.
Higher stall billet converter upgrades are available for more aggressive applications.
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Every pump is completely inspected, machined as required, and calibrated to maintain proper pressure, lubrication, and clutch apply under heavy loads.
Our hydraulic calibration improves shift timing, clutch holding power, oil flow, and overall transmission durability.
Proven upgrades improve reliability while eliminating many common TH400 hydraulic issues.
Firm, positive shifts designed for high horsepower street and street/strip applications without being harsh for normal driving.
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Every Punisher™ TH400 comes standard with our deep cast aluminum transmission pan.
✔ Increased Fluid Capacity
✔ Improved Heat Dissipation
✔ Heavy-Duty Cast Aluminum Construction
✔ Drain Plug for Easier Service
✔ Better Fluid Control Under Hard Acceleration
Keeping transmission temperatures under control is one of the biggest contributors to long transmission life.
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✔ Big Block Chevrolets
✔ Small Block Performance Builds
✔ LS Swaps
✔ Turbocharged Applications
✔ Supercharged Applications
✔ Nitrous Combinations
✔ Heavy Street Cars
✔ Street/Strip Builds
✔ Classic Muscle Cars
✔ High Performance Trucks
✔ Drag & Drive Vehicles
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✔ Chevrolet (Chevy) Bellhousing Pattern
✔ Standard 4" Tail Housing
✔ 2WD Configuration
✔ Floor Shift Compatible
✔ Column Shift Compatible
Built specifically for your engine, rear gear, tire size, vehicle weight, horsepower, torque, and intended use.
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Every Twisted Punisher™ TH400 starts with a carefully inspected core and is completely disassembled, cleaned, measured, and rebuilt from the ground up. Worn bushings, bearings, sealing rings, clutches, steels, seals, and other wear items are replaced, while critical hard parts are inspected and upgraded as required.
This isn't an off-the-shelf rebuild. Every transmission is built for the customer's specific combination using proven performance upgrades developed through decades of building TH400s.
✔ Built In-House
✔ Professionally Assembled
✔ Performance Calibrated
✔ Built for Your Vehicle Combination
✔ Backed by Twisted Torque Experience Since 1993