Fel-Pro 1161 R PermaTorqueMLS Engine Cylinder Head Gasket - 1161R

FEL-PRO 1161 R PermaTorqueMLS Engine Cylinder Head Gasket

Features

• Fel-Pro Performance head gaskets accommodate the high cylinder pressures and cylinder head movement associated with performance engines
• The latest development in Fel-Pro Performance head gasket technology is the PermaTorqueMLS (multi-layer steel) series
• Strategically located sealing beads surround the combustion chamber and coolant passages concentrating clamp load to prevent leakage
• Retains sealing integrity in engines that experience significant scrubbing and movement due to dissimilar materials (such as aluminum heads on a cast iron
• Not intended for use in emission controlled vehicles

Specifications

• Material: PermaTorque MLS
• Thickness: 0.053 IN
• Grade Type: Performance
• Cylinder Bore Diameter: 4.100 IN
• Gasket Sealant Included: No
• Engine Displacement: (4.8L) 293, (5.3L) 325 (Truck Block Based), (5.7L) 346, (5.7L) 383 Stroker, (6.0L) 364, (6.0L) 369 Stroker, (6.0L) 402 Stroker, (6.2L) 378, (7.0L) 427, Aftermarket Performance Block
• Combustion Chamber Volume (CC): 11.500
• Application Notes: R.H. - Suitable for marine applications - Superseded by 1161 R-053
• Engine Family: Chevrolet V8 LS Small Block
• Manufacturer: GM Performance
• Bore Size (in.): 4.100 IN
• Combustion Seal Design: MLS bore bead

Application

• Chevrolet V8 Gen III Small Block, LS-1, LS-6 Engines