This new 1978-1988 GM A/G-Body LS/LT-Swap Crossmember Add-on Bracket for 10-Speed Transmission must be used in conjunction with adapter plate BHS5182 and Transmission Crossmember 12644HKR-1. Also recommended is a new heavy duty urethane GM Transmission Mount (71223029HKR, 71223030HKR, or 24350).

• Available transmission options for the 1978-1988 G-Body:
• 12644HKR-1 - Transmission Crossmember (no additional adapter needed for TH400/200R4/T-56/Magnum)
• 12655HKR - 4L60/65/70/75 Transmission Adapter - use with 12644HKR-1
• 12656HKR - 4L80/85 Transmission Adapter - use with 12644HKR-1
• BHS5181 - 10L80/10L90 Car Transmission Adapter - must be used with both BHS5182 and 12644HKR-1
• BHS5182 - 6L80/90, 8L45/80/90, 10L80/90 Transmission Adapter - use with 12644HKR-1
• BHS5183 - Tremec TKX 5-Speed Transmission Adapter - use with 12644HKR-1
• Designed using CAD modeling/FEA analysis for optimal fitment, strength, weight, safety and appearance
• Attractive Semi-gloss black powder coat finish
• Bolt-on installation
• Sold Individually

Details:

• Color: Black
• Emission Code: 5
• Engine: GM Gen III/IV (LS)
• Finish: Black Powdercoated
• Material: Steel
• Product Type: Transmission Mount
• Transmission: 10L80
• Type of Component: Adapter
• Warning: California Proposition 65