Speedway Short-Crank LS Engine Transmission Adapter Flex Plate Spacer with Precision Machining and GR 10.9 Bolts, Ensures Converter Engagement for SBC and LT-Style Transmissions

★★★★★ 4.5 100 reviews

$73.99
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$73.99
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Free shipping Free 30-day returns

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Product details

Management number 220763579 Release Date 2026/05/03 List Price $29.60 Model Number 220763579
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For those looking to utilize an SBC or LT-style transmission behind their LS engine, this flexplate spacer is just the thing to ensure proper engagement of the torque converter pilot. Designed to work with "short-crank" LS engines, this spacer is precision machined and is provided complete with high-strength GR 10.9 bolts that utilize a Dry-Lok Patch. Spacer fits between the crank flange and the flexplate.

  • Precision-Machined Spacer: Engineered to fit between the LS crank flange and flexplate, providing accurate spacing for proper drivetrain alignment.
  • Short-Crank LS Compatibility: Specifically designed for “short-crank” LS engines when adapting to SBC or LT-style automatic transmissions.
  • High-Strength Hardware Included: Comes complete with GR 10.9 bolts featuring a Dry-Lok Patch for secure, reliable installation.
  • Ensures Correct Converter Engagement: Helps achieve proper torque converter pilot engagement to prevent drivetrain issues and ensure smooth operation.
  • Durable Construction: Built to withstand the demands of LS engine swaps while maintaining long-term performance and fitment accuracy.
Brand Speedway Motors
Model Speedway Motors
Exterior Machined
Position Center
Item Weight 2 pounds
Manufacturer Speedway Motors
Item model number 91042512
Product Dimensions 4.7 x 4.2 x 2.2 inches
Manufacturer Part Number 91042512

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