Speed Engineering LS Gasket Kit — Manufacturer part number: 25-1001.

 All in one Speed Engineering LS gasket kit.

Features Available

• MLS Manifold Gaskets (Included)
  
• Head Gaskets
• Front Main Crank Seal
• Rear Main Crank Seal
• Front Timing Cover Gasket
• Rear Timing Cover Gasket
• Valley Cover
• Water Pump Gaskets
• Oil Pan Gasket
• LS7 Lifters
• Lifter Trays

Applications

• LS Engines
  

Fitment and ordering

Confirm the vehicle, engine, dimensions and application restrictions listed above before ordering. Speed Engineering parts are designed to work with Speed Engineering components; mixing brands may require modifications.

Available upgrades and related Speed Engineering parts

Use the selectors above to include upgrades with this product. The links below are for reference or separate purchases; do not also buy an upgrade separately if you have already selected it above. Check quantities, included parts, and fitment.

• Standard Zinc Bolts - LS
• Front Main Crank Seal
• Front Timing Cover Gasket
• Rear Main Crank Seal
• Rear Cover Plate Gasket
• Valley Cover Gasket (LS1, LS6, & Truck) 1999-06
• Valley Cover Gasket (LS2, LS3, Trucks) 2007-2013
• Oil Pan Gasket
• Water Pump Gaskets "PAIR"
• Multi-Layer Head Gasket (4.8L, 5.3L, 5.7L)
• 5 Layer Head Gasket (LS2/L92/LS3/L99)
• Head Bolt Kit (97-2003 Long Style)
• Head Bolts (2004+ Short Style)
• LS7 Lifters (Delphi)
• Lifter Trays

Manufacturer specifications and availability checked October 4, 2026. Availability refers to the manufacturer and can change; it does not indicate stock held at Speedzone.

Returns: All Speed Engineering product sales are final. No returns are accepted on Speed Engineering products. Please verify fitment before ordering. See our Return Policy for additional terms. This does not limit any consumer rights that cannot be waived under applicable law.