Engines

LS Gen-3 Small Block V8

• LS1 - 346CI/5.7L V8
• LS6 - 346CI/5.7L V8

LS Gen-4 Small Block V8

• L76 - 364CI/6.0L V8
• L77 - 364CI/6.0L V8
• L98 - 364CI/6.0L V8
• L99 - 376CI/6.2L V8
• LS2 - 364CI/6.0L V8
• LS3 - 376CI/6.2L V8
• LS4 - 325CI/5.3L V8
• LS7 - 428CI/7.0L V8
• LS9 - 376CI/6.2L V8
• LSA - 376CI/6.2L V8
• LSX - 0CI/0.0L V8

Vortec Gen-3 Small Block V8

• L33 - 325CI/5.3L V8
• L59 - 325CI/5.3L V8
• LM4 - 325CI/5.3L V8
• LM7 - 325CI/5.3L V8
• LQ4 - 364CI/6.0L V8
• LQ9 - 364CI/6.0L V8
• LR4 - 293CI/4.8L V8

Vortec Gen-4 Small Block V8

• L20 - 293CI/4.8L V8
• L92 - 376CI/6.2L V8
• L96 - 364CI/6.0L V8
• LC9 - 325CI/5.3L V8
• LFA - 364CI/6.0L V8
• LH6 - 325CI/5.3L V8
• LH8 - 325CI/5.3L V8
• LH9 - 325CI/5.3L V8
• LMF - 325CI/5.3L V8
• LMG - 325CI/5.3L V8
• LY2 - 293CI/4.8L V8
• LY5 - 325CI/5.3L V8
• LY6 - 364CI/6.0L V8
• LZ1 - 364CI/6.0L V8

Material

• Copper
• MLS
• MLX

Compressed Thickness

• .027
• .030
• .032
• .034
• .036
• .040
• .044
• .045
• .049
• .050
• .051
• .052
• .053
• .054
• .056
• .060
• .062
• .066
• .070
• .073
• .075
• .080
• .084
• .086
• .089
• .092
• .095
• .098
• .120
• .124
• .140

Bore Shape

• Round

Bore Size (IN)

• 4.000
• 4.030
• 4.035
• 4.040
• 4.060
• 4.070
• 4.080
• 4.085
• 4.100
• 4.130
• 4.150
• 4.160
• 4.190
• 4.200

# of layers

• 1
• 3
• 4
• 5

Orientation

• None