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Shiftworks Reverse Valve Body Shifter Conversion Kits

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Shiftworks reverse valve body shifter conversion kits are automotive upgrade packages that allow you to convert a classic, factory-style automatic floor shifter int
Shiftworks reverse valve body shifter conversion kits are automotive upgrade packages that allow you to convert a classic, factory-style automatic floor shifter into a ratcheting "slap shift" to work with a reverse shift pattern transmission. A standard automatic transmission uses a "P-R-N-D-L" sequence (Park, Reverse, Neutral, Drive, Low). A reverse valve body is a racing or high performance setup that rearranges the internal fluid paths, giving a shift pattern of "P-R-N-1-2-3" or "P-R-N-1-2-3-4". Because a standard factory shifter is designed to pull straight down linearly, it physically cannot align with or safely
Shiftworks reverse valve body shifter conversion kits are automotive upgrade packages that allow you to convert a classic, factory-style automatic floor shifter into a ratcheting "slap shift" to work with a reverse shift pattern transmission. A standard automatic transmission uses a "P-R-N-D-L" sequence (Park, Reverse, Neutral, Drive, Low). A reverse valve body is a racing or high performance setup that rearranges the internal fluid paths, giving a shift pattern of "P-R-N-1-2-3" or "P-R-N-1-2-3-4". Because a standard factory shifter is designed to pull straight down linearly, it physically cannot align with or safely prevent accidental gear drops into a reverse pattern without modification. These conversion kits take the guesswork out of upgrading an older vehicle to handle a modern or racing transmission.

Each kit is custom-tailored to specific car models (like classic Camaros or Chevelles), but generally includes:

* New Shifter Detent: A metal plate that governs the physical "clicks" and positions your shifter handle so it perfectly matches the reverse pattern.
* Shift Lever and Cable: Modern, flexible linkage brackets and cables to connect the physical shifter in the cabin to the transmission underneath.
* Console Gear Indicators: New lenses or dial plates that properly display your shifted gears.
* Neutral Safety Switch: A safety feature ensuring the car will only start in Park or Neutral.

* Why use one?
-- Safety: It prevents the driver from accidentally slamming the car into Reverse while moving forward (a common hazard on a race track without the proper reverse pattern gates).
-- Performance: It allows for "slap shifting"—a feature that lets the driver rapidly, forcefully slap the shifter forward to shift up one gear at a time without looking down or overshooting the gear.
-- OEM fitment: It retains the factory interior look while upgrading the mechanical guts of the car

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Results 1 - 6 of 6

Conversion Kit, 1971-72 Chevelle 3-Spd Automatic Reverse Valve Body Factory Shifter Conversion Kit TH350, TH400, features Slap-Shift function

Part Number: SIW-C350-3RVB

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

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Estimated Ship Date: Nov 9, 2026 if ordered today

Conversion Kit, 1971-72 Chevelle 4-Spd Automatic Reverse Valve Body Factory Shifter Conversion Kit 4L80E, 4L85E

Part Number: SIW-SC2253-RVB

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

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Estimated Ship Date: Nov 9, 2026 if ordered today

Conversion Kit, 1971-72 Chevelle 4-Spd Auto Reverse Valve Body Factory Shifter Conversion Kit, features Slap-Shift

Part Number: SIW-SC2243-RVB

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

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Estimated Ship Date: Nov 9, 2026 if ordered today

Conversion Kit, 1968-69 Impala 4-Spd Auto Reverse Valve Body Factory Shifter Conversion Kit, features Slap-Shift

Part Number: SIW-SC224-RVB

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

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Estimated Ship Date: Nov 9, 2026 if ordered today

Conversion Kit, 1968-69 Impala 3-Spd Automatic Reverse Valve Body Factory Shifter Conversion Kit TH350, TH400, features Slap-Shift function

Part Number: SIW-C350-RVB

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

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Estimated Ship Date: Nov 9, 2026 if ordered today

Conversion Kit, 1968-69 Impala 4-Spd Automatic Reverse Valve Body Factory Shifter Conversion Kit 4L80E, 4L85E

Part Number: SIW-SC225-RVB

Not Yet Reviewed

Estimated Ship Date: Nov 9, 2026 if ordered today

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Estimated Ship Date: Nov 9, 2026 if ordered today

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