Michigan Motorsports LS Flexplate Adapter Spacer | Fits 4.8L 5.3L 5.7L 6.0L 6.2L 7.0L GM LS Engines | Works with TH350 TH400 700R4 Transmission Conversions

When performing an LS engine swap, proper spacing between the crankshaft and flexplate is critical for transmission engagement and long-term drivetrain health. The Michigan Motorsports LS1 Flexplate Adapter Spacer is designed for this exact purpose. Compatible with GM LS engines using curved flexplates, this spacer helps ensure correct alignment when installing TH350, TH400, or 700R4 automatic transmissions. It’s precision-machined from durable steel for strength and reliability and is a must-have for LS swap builders looking for a no-hassle, bolt-in solution. No grinding, no guesswork—just the right spacing for smooth installation.

• Perfect for LS Swaps: Enables the proper flexplate-to-crankshaft spacing required when pairing a GM LS engine with a TH350, TH400, or 700R4 transmission in swap applications.
• Accurate Crankshaft Alignment: Corrects the distance between the crankshaft flange and the flexplate to ensure proper input engagement without excessive preload or misalignment.
• Wide Engine Compatibility: Designed to work with popular GM LS engines, including 4.8L, 5.3L, 5.7L (LS1, LS6), 6.0L (LQ4, LS2), 6.2L (LS3), and 7.0L (LS7) platforms.
• Durable Steel Construction: Machined from high-strength steel to provide long-lasting durability, even under high-load or performance driving conditions.
• Hassle-Free Installation: No fabrication or cutting needed. Simply install the spacer between the crankshaft and flexplate when using the factory curved LS flexplate.