
Specifications
- Brand
- Fel-Pro
- Part #
- 1143
- UPC
- 614046642430

Fel-Pro 1143 PermaTorqueMLS Engine Cylinder Head Gasket
$112.41
Fel-Pro 1143 PermaTorqueMLS head gasket for GMP Performance V8 engines. Multi-layer steel construction for a reliable seal.
Key Features
- Fits GMP Performance V8 engines including 265 (4.3L), 283 (4.6L), 302 (4.9L), 307 (5.0L), 327 (5.3L), 350 (5.7L), and 400 (6.6L) displacements.
- PermaTorqueMLS (multi-layer steel) construction offers a strong and reliable seal.
- Designed to accommodate significant engine scrubbing and movement, common in performance applications.
- Sealing beads around combustion chambers and coolant passages concentrate clamp load to prevent leaks.
- Built for imperfect sealing surfaces, common in the repair environment.
- Not intended for use in emission-controlled vehicles.
Product Details
If you're rebuilding the top end of a GMP Performance V8 engine, like a 265, 350, or 400 cubic inch motor, a solid cylinder head gasket is crucial. This Fel-Pro PermaTorqueMLS head gasket is built to handle the demands of these engines, ensuring a reliable seal between your cylinder heads and engine block. It's designed to work even when sealing surfaces aren't perfectly flat, which can happen during a rebuild.
The PermaTorqueMLS design uses multiple layers of steel to create a strong gasket. It features strategically placed sealing beads around the combustion chambers and coolant passages. These beads concentrate the clamping force from the cylinder head bolts, which helps prevent leaks under high pressure. This gasket is a well-built option for performance applications where cylinder pressures and head movement are common.
Keep in mind that this gasket is not intended for use in emissions-controlled vehicles. For performance builds where a strong, dependable seal is the priority, this Fel-Pro gasket is a popular choice.
Specifications
- Brand
- Fel-Pro
- Manufacturer Part #
- 1143
- UPC
- 614046642430
Frequently Asked Questions
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