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Xcessive Manufacturing Toyota JZ To GM Manual Transmission Adapter - S1

Original price $474.00 - Original price $474.00
Original price
$474.00
$474.00 - $474.00
Current price $474.00

f you're installing a GM-pattern manual transmission behind your Toyota JZ engine—whether for a dog box, race transmission, or custom performance build—this Series 1 adapter plate provides the precision fitment required to mate the drivetrain properly.

Designed to work with common GM manual transmissions featuring a 6.625" input shaft length (measured from the transmission face without bellhousing), this adapter allows the use of the factory JZ automatic bellhousing as part of the conversion setup.

Each plate is CNC machined from billet 6061 aluminum for strength, rigidity, and precise concentric alignment. The design retains proper engagement with factory dowels and the JZ bellhousing locator bore to ensure drivetrain accuracy and reduce premature wear.

Billet 6061 Aluminum Construction: CNC machined from solid aluminum plate for durability and precise fitment.

Designed for GM Manual Transmissions: Compatible with GM-pattern transmissions featuring a 6.625" input shaft length (measured without bellhousing).

Maintains Factory Alignment: Engineered to align with factory JZ dowels and locator bore for proper concentricity.

Uses JZ Automatic Bellhousing: Designed to adapt GM manual transmission to the stock JZ auto bellhousing.

Hydraulic Release Bearing Compatible: Accommodates hydraulic release bearing setups if not using a custom clutch fork assembly.

Performance-Oriented Design: Ideal for high-horsepower applications, race builds, and dog box conversions.

Engine Compatibility:
• Toyota 1JZ
• Toyota 2JZ

Important Notes:
• Designed for GM manual transmissions with 6.625" input shaft length
• Release bearing assembly, clutch, transmission, and bellhousing NOT included
• Professional installation and clutch system setup required
• Intended for performance and motorsport applications

What’s Included:
• Adapter plate
• Transmission-to-adapter bolts
• Transmission-to-bellhousing bolts

About Us

We are passionate Lexus and Toyota enthusiasts dedicated to providing the highest quality aftermarket parts to enhance your ride. Our goal is to help you find the perfect performance upgrade, whether you're building your dream car or just adding that next improvement. We take pride in offering products that we trust for our own vehicles.

Shipping

Shipping times vary based on item availability and specific lead times. You can expect an email with an estimated shipping date within 1-3 days of placing your order. Many in-stock parts ship within 2-5 business days, while certain built-to-order items may take up to 7-10 business days. For back-ordered items, availability may vary, but we will email you with any ETA changes.

Once your items are ready to ship, we will send tracking information via email so you can easily follow your package from our warehouse to your door. Please note, some parts may be shipped separately and could arrive at different times. Shipping costs apply to the lower 48 states, unless stated otherwise, and international orders may be subject to additional customs or duties fees.

What to Expect Upon Delivery

Upon receiving your order, please inspect the items immediately for any damage or missing parts. Verify all items against the packing slip or instructions before starting installation. We cannot be held responsible for costs incurred from delays due to missing items.

If any items are damaged or missing, please get in touch with us within 14 days of receipt so we can assist with a replacement. Claims made after this period will not be honored.

Cancellation Policy

If you need to cancel or modify your order, please contact us as soon as possible. We strive to ship your order quickly, and once processing begins, cancellations may be subject to a restocking fee. Orders canceled within 24 hours of purchase may not incur a fee, but after that time, restocking fees (typically 20%) will apply depending on the items and the stage of fulfillment.

Return Policy

Customer satisfaction is our priority, and we are happy to assist with returns. However, due to the complexity of sourcing and delivering our products, returns are subject to a restocking fee (usually 20%) based on the item and manufacturer.

Before returning any items, please get in touch with us to receive a return authorization. All return requests must be made within 30 days of receiving your merchandise. Once approved, items must be returned within 14 days in their original condition. Improper packaging of returned items may result in customer responsibility for damages.

Customers are responsible for return shipping costs, unless the item is defective or we shipped the wrong item. A trackable shipping method is strongly recommended.

Warranty

We honor all manufacturer warranties and are here to support you in getting the quality products you deserve. However, please note that warranty claims are available to the original purchaser only. In certain situations, manufacturers may handle warranty claims directly, and we are unable to cover costs not specified in the manufacturer's warranty (e.g., shipping, labor). If you have any questions, feel free to reach out to us.

Emissions Notes

All parts and services offered by LunaticsCo are for competition vehicles only. Use on state and federal highways may be a violation of the EPA Clean Air Act. The Clean Air Act can be found at http://www.epa.gov/air/caa/. This document details what are considered violations of the CAA and the corresponding penalties for failure to comply. It should be read in full before purchasing or installing this competition-use-only product. Ensuring that all emissions, noise/sound, and speed/use-related laws are followed is the responsibility of the buyer(s). Installation and use of this product indicate that this disclaimer has been read, acknowledged, and fully understood by both the buyer(s) and installer(s). The buyer(s) assume all associated risks of purchase.

Federal and several state laws prohibit the removal, modification, or rendering inoperative of any part that affects emissions or safety on motor vehicles used on public streets or highways. LunaticsCo assumes no liability for any violations arising out of any federal, state, or provincial emissions or safety requirements on motor vehicles resulting from the customer’s modifications and/or use of LunaticsCo products. It is the responsibility of the customer to determine if their modified vehicle complies with applicable laws.