1982 Lincoln Mark VI Piston

Part Number: 5638-05699079

Notes: Engine Piston -- Cast; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.585 CD; Flat Head With 4 valve reliefs - 8.2:1 Compression Ratio With 64cc Cylinder head; .020" Oversize

Features:

• Cast with FM132 Eutectic proprietary alloy
• Performance & dependability of original equipment pistons
• Utilizes ISO & QS certified manufacturing
• Meets or exceeds OEM specifications
• High quality aluminum

Part Number: 5638-05756403

Notes: Engine Piston -- Cast; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.585 CD; Flat Head With 4 valve reliefs - 8.2:1 Compression Ratio With 64cc Cylinder head; .030" Oversize

Features:

• Utilizes ISO & QS certified manufacturing
• Meets or exceeds OEM specifications
• Cast with FM132 Eutectic proprietary alloy
• High quality aluminum
• Performance & dependability of original equipment pistons

Part Number: 5638-05684261

Notes: Engine Piston -- Cast; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.585 CD; Flat Head With 4 valve reliefs - 8.2:1 Compression Ratio With 64cc Cylinder head; .040" Oversize

Features:

• Meets or exceeds OEM specifications
• High quality aluminum
• Utilizes ISO & QS certified manufacturing
• Performance & dependability of original equipment pistons
• Cast with FM132 Eutectic proprietary alloy

Part Number: 5638-05697094

Notes: Engine Piston -- Cast; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.585 CD; Flat Head With 4 valve reliefs - 8.2:1 Compression Ratio With 64cc Cylinder head; .060" Oversize

Features:

• Meets or exceeds OEM specifications
• Cast with FM132 Eutectic proprietary alloy
• High quality aluminum
• Performance & dependability of original equipment pistons
• Utilizes ISO & QS certified manufacturing

Part Number: 5638-05688073

Notes: Engine Piston -- Cast; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.585 CD; Flat Head With 4 valve reliefs - 8.2:1 Compression Ratio With 64cc Cylinder head; Standard Size

Features:

• Performance & dependability of original equipment pistons
• Utilizes ISO & QS certified manufacturing
• Cast with FM132 Eutectic proprietary alloy
• High quality aluminum
• Meets or exceeds OEM specifications

Part Number: 5638-03519566

Notes: Engine Piston -- Performance or reg. duty operation; Use With E-251K, E-251KC or E-251X ring set; Hypereutectic; 2 Groove(s); 5 / 64; 1 Groove(s); 3 / 16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; .030" Oversize

Features:

• DUROSHIELD skirt-coated piston
• Helps improve cylinder sealing for less blow-by
• Prevents damage from inadequate lubrication on start-up
• Moly-graphite coating extends engine life
• Reduces friction for higher fuel economy
• Retains standard ring gaps in top groove

Part Number: 5638-05636622

Notes: Engine Piston -- Performance or reg. duty operation; Use With E-251K, E-251KC or E-251X ring set; Hypereutectic; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; .020" Oversize

Features:

• Reduces friction for higher fuel economy
• Helps improve cylinder sealing for less blow-by
• Retains standard ring gaps in top groove
• Prevents damage from inadequate lubrication on start-up
• DUROSHIELD skirt-coated piston
• Moly-graphite coating extends engine life

Part Number: 5638-05638427

Notes: Engine Piston -- Performance or reg. duty operation; Use With E-251K, E-251KC or E-251X ring set; Hypereutectic; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; .040" Oversize

Features:

• Reduces friction for higher fuel economy
• Helps improve cylinder sealing for less blow-by
• Retains standard ring gaps in top groove
• Prevents damage from inadequate lubrication on start-up
• DUROSHIELD skirt-coated piston
• Moly-graphite coating extends engine life

Part Number: 5638-05674168

Notes: Engine Piston -- Performance or reg. duty operation; Use With E-251K, E-251KC or E-251X ring set; Hypereutectic; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; .060" Oversize

Features:

• Reduces friction for higher fuel economy
• DUROSHIELD skirt-coated piston
• Retains standard ring gaps in top groove
• Helps improve cylinder sealing for less blow-by
• Prevents damage from inadequate lubrication on start-up
• Moly-graphite coating extends engine life

Part Number: 5638-05701385

Notes: Engine Piston -- Performance or reg. duty operation; Use With E-251K, E-251KC or E-251X ring set; Hypereutectic; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; Standard Size

Features:

• Reduces friction for higher fuel economy
• Prevents damage from inadequate lubrication on start-up
• Moly-graphite coating extends engine life
• DUROSHIELD skirt-coated piston
• Helps improve cylinder sealing for less blow-by
• Retains standard ring gaps in top groove

Part Number: 5638-05295294

Notes: Engine Piston -- Powerforged; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; .020" Oversize

Features:

• TAC(TM) ring groove geometry
• Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material
• Weight matched to +/- 2 grams
• Piston skirts protected by next-gen DUROSHIELD coating
• Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications
• Sophisticated barrel profiles help optimize oil wedge between skirt and wall

Part Number: 5638-05838388

Notes: Engine Piston -- Powerforged; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; .030" Oversize

Features:

• Weight matched to +/- 2 grams
• Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material
• Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications
• TAC(TM) ring groove geometry
• Piston skirts protected by next-gen DUROSHIELD coating
• Sophisticated barrel profiles help optimize oil wedge between skirt and wall

Part Number: 5638-05723328

Notes: Engine Piston -- Powerforged; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; .040" Oversize

Features:

• Weight matched to +/- 2 grams
• Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material
• Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications
• TAC(TM) ring groove geometry
• Piston skirts protected by next-gen DUROSHIELD coating
• Sophisticated barrel profiles help optimize oil wedge between skirt and wall

Part Number: 5638-05730025

Notes: Engine Piston -- Powerforged; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; Standard Size

Features:

• TAC(TM) ring groove geometry
• Sophisticated barrel profiles help optimize oil wedge between skirt and wall
• Exclusive higher-strength FM-425 alloy with 16.5% silicon finely dispersed throughout the material
• Piston skirts protected by next-gen DUROSHIELD coating
• Weight matched to +/- 2 grams
• Machined valve reliefs and circlip grooves; LR-63 lock rings for floated applications

Part Number: 5638-05636647

Notes: Engine Piston -- Type: Cast Piston - Individual; Cast; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.585 CD; Flat Head With 4 valve reliefs - 8.2:1 Compression Ratio With 64cc Cylinder head; .030" Oversize

Features:

• Performance & dependability of original equipment pistons
• Cast with FM132 Eutectic proprietary alloy
• High quality aluminum
• Meets or exceeds OEM specifications
• Utilizes ISO & QS certified manufacturing

Part Number: 5638-05767165

Notes: Engine Piston -- Type: Cast Piston - Individual; Cast; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.585 CD; Flat Head With 4 valve reliefs - 8.2:1 Compression Ratio With 64cc Cylinder head; Standard Size

Features:

• Performance & dependability of original equipment pistons
• High quality aluminum
• Utilizes ISO & QS certified manufacturing
• Cast with FM132 Eutectic proprietary alloy
• Meets or exceeds OEM specifications

Part Number: 5638-05697239

Notes: Engine Piston -- Type: Cast Piston - Individual; Performance or reg. duty operation; Use With E-251K, E-251KC or E-251X ring set; Hypereutectic; 2 Groove(s); 5/64; 1 Groove(s); 3/16; 1.605 CD; Flat, 4 reliefs; DUROSHIELD skirt coated piston; .030" Oversize

Features:

• Moly-graphite coating extends engine life
• Prevents damage from inadequate lubrication on start-up
• Retains standard ring gaps in top groove
• Helps improve cylinder sealing for less blow-by
• DUROSHIELD skirt-coated piston
• Reduces friction for higher fuel economy