CHEVROLET Engines & Components

Pro LS 4340 Piston and Rod Kit, 378 Cid., 4.080 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0802

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Cylinder Heads, Freedom Series Small Block Chevy Heads, Assembled, Aluminum, 72cc Chamber, 225cc Intake, Straight Plug, Chevrolet, Small Block, Pair

Part Number: PMX-2123

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Estimated Ship Date: Oct 3, 2025 if ordered today

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Cylinder Heads, Aluminum, Assembled, 72cc Chamber, 185cc Intake Runner, Angle Plug, Chevy, Small Block, Pair

Part Number: PMX-2170

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Cylinder Head, Freedom, Aluminum, Assembled, 64 cc Chamber, 190 cc Intake Runner, Straight Plug, Chevy, Pair

Part Number: PMX-2181

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Cylinder Heads, Aluminum, Bare, 119cc Chamber, 320cc Intake Runner, Chevy, Big Block, Pair

Part Number: PMX-2210

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Cylinder Heads, Freedom Series, Bare, Aluminum, Natural, 72cc Chamber, Angle Plug, Chevy, Small Block, Pair

Part Number: PMX-2110

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Cylinder Heads, Performance Freedom Series, Bare, Aluminum, Natural, 64cc Chamber, Chevy, Small Block, Pair

Part Number: PMX-2112

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Cylinder Heads, Freedom Series, Assembled, Aluminum, Natural, 64cc Chamber, Chevy, Small Block, Pair

Part Number: PMX-2117

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Cylinder Heads, Freedom Series Small Block Chevy Heads, Assembled, Aluminum, 72cc Chamber, 225cc Intake, Angle Plug, Chevrolet, Small Block, Pair

Part Number: PMX-2118

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Cylinder Heads, Freedom Series Small Block Chevy, Assembled, Aluminum, 64cc Chamber, 225cc Intake Runner, Angle Plugs, Chevy, Small Block, Pair

Part Number: PMX-2120

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 3, 2025 if ordered today

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Piston and Ring Kit, Powerpak Plus, Gas Ported, Dome, 4.180 in. Bore, 3.625 in. Stroke, Forged Aluminum, Chevy, Set of 8

Part Number: MLE-197754780

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston and Ring Kit, Powerpak Plus, Gas Ported, Dome, 4.185 in. Bore, 3.625 in. Stroke, Forged Aluminum, Chevy, Set of 8

Part Number: MLE-197754785

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Pistons, PowerPak Piston Kits, De-stroked, 4.155 in. Bore, Forged Aluminum, Dome, Rings, Chevrolet, 6.6L, Set of 8

Part Number: MLE-197754955

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston and Ring Kit, Powerpack Plus, Gas Ported, Dome, Forged Aluminum, 4.145 in. Bore, 3.500 in. Stroke, Chevy, Set of 8

Part Number: MLE-197836045

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston and Ring Kit, Powerpack Plus, Gas Ported, Dome, Forged Aluminum, 4.155 in. Bore, 3.500 in. Stroke, Chevy, Set of 8

Part Number: MLE-197836055

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Piston and Ring Kit, Powerpack Plus, Gas Ported, Dome, Forged Aluminum, 4.165 in. Bore, 3.500 in. Stroke, Chevy, Set of 8

Part Number: MLE-197836065

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Piston and Ring Kit, Powerpack Plus, Gas Ported, Dome, Forged Aluminum, 4.185 in. Bore, 3.500 in. Stroke, Chevy, Set of 8

Part Number: MLE-197836085

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston and Ring Kit, Forged, Dish, 4.070 in. Bore, Chevy, LS, Kit

Part Number: MLE-197813870

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston and Ring Kit, Forged, Dish, 4.075 in. Bore, Chevy, LS, Kit

Part Number: MLE-197813875

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston and Ring Kit, Forged, Dish, 4.080 in. Bore, Chevy, LS, Kit

Part Number: MLE-197813880

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Estimated Ship Date: Sep 15, 2025 if ordered today

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Piston and Ring Kit, Powerpak Plus, Gas Ported, Dome, 4.130 in. Bore, 4.00 in. Stroke, Forged Aluminum, Chevy, Set of 8

Part Number: MLE-197830030

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Piston and Ring Kit, Powerpak Plus, Gas Ported, Dome, 4.135 in. Bore, 4.00 in. Stroke, Forged Aluminum, Chevy, Set of 8

Part Number: MLE-197830035

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Piston and Ring Kit, Powerpak Plus, Gas Ported, Dome, 4.145 in. Bore, 4.00 in. Stroke, Forged Aluminum, Chevy, Set of 8

Part Number: MLE-197830045

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Pistons, PowerPak Piston Kits, Stroked, 4.150 in. Bore, Forged Aluminum, Dome, Rings, Chevrolet, 6.6L, Set of 8

Part Number: MLE-197830050

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Pistons, PowerPak Piston Kits, Stroked, 4.155 in. Bore, Forged Aluminum, Dome, Rings, Chevrolet, 6.6L, Set of 8

Part Number: MLE-197830055

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