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About This Product

GM Genuine Timing Components

LS2 / LS3 Non-VVT Timing Cover

This GM Genuine LS2/LS3 front timing cover is the correct non-VVT timing cover used on LS engines without Variable Valve Timing. It is commonly used when converting Gen IV VVT engines from 2007-2013 to a non-VVT camshaft setup, ensuring proper cam sensor alignment and reliable engine operation.

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Correct Non-VVT Conversion Cover The proper OEM timing cover for converting VVT-equipped Gen IV LS engines to a non-VVT camshaft setup.
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Proper Sensor Alignment Ensures correct cam sensor positioning for non-VVT camshafts and helps maintain reliable engine operation.

Part Number

  • GM Genuine: 12633906

Product Features

  • OEM GM quality and fitment
  • Non-VVT design for LS2 / LS3 applications
  • Correct cam sensor positioning for non-VVT camshafts
  • Durable aluminum construction

Engine Compatibility

  • Fits GM LS-based V8 engines using non-VVT configurations
  • LS2 6.0L
  • LS3 6.2L
  • Common conversion use for 2007-2013 5.3L, 6.0L, 6.2L VVT engines

Common Engine Codes

  • LC9, LH6, LMG
  • LY6, L96, L76
  • L92, L9H, L94

Performance Benefits

  • Required for proper VVT delete conversions
  • Ensures accurate camshaft position sensor reading
  • Prevents clearance issues with non-VVT camshafts
  • OEM reliability for long-term durability

Warranty

  • GM Genuine Parts manufacturer warranty
  • Direct OEM replacement for LS2 / LS3 applications

Important Fitment Notes

This timing cover is intended for non-VVT camshaft configurations and is commonly used during VVT delete conversions.

  • Not compatible with VVT camshaft setups
  • Must be used with non-VVT camshaft and timing components
  • Recommended during camshaft swap on VVT engines
  • Verify compatibility before purchase
Installation Information ›
  • Professional installation recommended
  • Replace front cover gasket and crank seal during install
  • Ensure proper torque specifications are followed

Note:
This timing cover is required when converting VVT engines to non-VVT camshaft setups. Using the incorrect cover may result in improper cam sensor operation and engine performance issues.

GM

GM LS2 LS3 Front Timing Cover – Non-VVT Timing Cover – Genuine GM 12633906 | 2007-2013 VVT Delete

GM LS2 LS3 Front Timing Cover – Non-VVT Timing Cover – Genuine GM 12633906 | 2007-2013 VVT Delete

Regular price $188.36 USD
Regular price Sale price $188.36 USD
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