49 Results Found For "exhaust seats"

Chevy LS Cylinder head, 210cc Cathedral port Intake Runner, 64cc Chamber, 2.02 Intake Valve 1.6 Exhaust Valve, 3.898+ bore sizes, Max .660 Lift, Each

Part Number: SUM-162LS210CATH

3.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Chevy SB, 195 cc Intake Runner, 65cc Straight-Plug Chamber, 2.02 Intake Valve, 1.6 Exhaust Valve, Hydraulic Roller Cam Max .600 Lift, Ea.

Part Number: SUM-162SBCSTRHR

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Chevy LS Cylinder head, 255cc Rectangle port Intake Runner, 67cc Chamber, 2.16 Intake Valve 1.6 Exhaust Valve, 4.000 + bore sizes, Max .600 Lift, Each

Part Number: SUM-162LS3255REC

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Big Block Chevy Cylinder head, Aluminum, 335cc Rectangle Intake Runner, 122cc Chamber, 2.250 Intake Valve 1.880 Exhaust Valve, Max .725 Lift Ea.

Part Number: SUM-162BBCREC335

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Chevy SB, 195 cc Intake Runner, 65cc Angle-Plug Chamber, 2.02 Intake Valve, 1.6 Exhaust Valve, Hydraulic Roller Cam Max .600 Lift, Ea.

Part Number: SUM-162SBCANGHR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Chevy SB, 195 cc Intake Runner, 65cc Angle-Plug Chamber, 2.02 Intake Valve, 1.6 Exhaust Valve, Flat Tappet Cam Max .550 Lift, Ea.

Part Number: SUM-162SBCANGFT

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, 302, 327, 350, .575 in. Hyd Roller Pair

Part Number: SUM-162111

4.56 out of 5 stars ( 18 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Heads, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, Small Block, .525 in. Lift Max, for Flat Tappet Cam, Pair

Part Number: SUM-162112

4.17 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Stage 4.5 Pro LS Twin-Turbo Cam. 242/248 Dur., 116+5, .625/.605 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck, LS1 LS2 LS6 LS3 LS7 LQ4 LQ9, Each

Part Number: SUM-8724R1

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Stage 5.5 Pro LS Twin-Turbo Cam. 251/255 Dur., 117 + 6, .625/.615 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck, LS1 LS2 LS6 LS3 LQ4 LQ9, Each

Part Number: SUM-8726R1

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Stage 5 Pro LS Twin-Turbo Cam. 247/251 Dur., 117.5+5.5, .625/.615 Lift, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck, LS1 LS2 LS6 LS3 LQ4 LQ9, Each

Part Number: SUM-8725R1

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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LS Cylinder Head, 5.3L Specific, 60cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless

Part Number: SUM-LS210CATH60

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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LS Cylinder Head, 5.3L Specific, 64cc Chamber, 2.000 Int. Valve, Permanent Mold A-356, Manganese Guides, Ductile Seats, PAC Springs, 21 4N Stainless

Part Number: SUM-LS210CATH64

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Ford Windsor, 185 cc Int. Runner, 64cc Chamber, 2.02 Int./1.6 Exh. Hyd. Roller .600 Lift, 351W 1/2 in. head bolt, reducer sleeve needed for 289/302

Part Number: SUM-162SBF185WIN

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, 195cc Precision Cast, Aluminum, Assembled, 65cc Chamber, 2.020 in./1.600 exh. Valve, Chevy, For Small Block with Flat Tappet Cam, Each

Part Number: SUM-162SBCSTRFT

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gen. 3 Hemi CNC Cylinder head, 6.2/6.4L, 212cc Int. runner, 73cc CNC combustion chamber, 2.125 Int./1.650 exh..600 Lift, 2.88 CSA,Pass..side,

Part Number: SUM-HEMI2126264P

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gen. 3 Hemi Cylinder head, 5.7 or 6.1L, 185cc as-cast intake runner,69cc CNC combustion chamber, 2.050 Int./1.590 exh.,600 Lift, 2.42 CSA Dr. Side,

Part Number: SUM-HEMI1855761D

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gen. 3 Hemi Cylinder head, 5.7 or 6.1L, 185cc as-cast intake runner,69cc CNC combustion chamber, 2.050 Int./1.590 exh.,600 Lift, 2.42 CSA Pass.side,

Part Number: SUM-HEMI1855761P

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gen. 3 Hemi CNC Cylinder head, 6.2/6.4L, 212cc Int. runner, 73cc CNC combustion chamber, 2.125 Int./1.650 exh..600 Lift, 2.88 CSA,Dr..side,

Part Number: SUM-HEMI2126264D

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, Cast Iron, Assembled, 72cc Chamber, 165cc Intake Runner, Chevy, 302, 327, 350, 400, Each

Part Number: SUM-152123

4.79 out of 5 stars ( 129 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, Vortec, Cast Iron, Assembled, 67cc Chamber, 175cc Intake Runner, Chevy, Small Block, Each

Part Number: SUM-151124

4.57 out of 5 stars ( 75 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, Vortec, Cast Iron, Assembled, 64cc Chamber, 171cc Intake Runner, Small Block, Each

Part Number: SUM-151120

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Combo, Aluminum, Cylinder Heads, Manifold, Cam/Lifters 528/539, Gaskets, Bolts, SB Chevy

Part Number: SME-K-415-405

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Combo, Cylinder Heads, Aluminum, Intake Manifold, Aluminum, Edelbrock, Cam/Lifters, Gaskets, Bolts, Kit

Part Number: CMB-08-0037

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Pro LS Big Gun 4 Hydraulic Roller Cam, Stage 5.5, 251/255, 117 + 7.5, .625/.605 with 1.7, .662/.641 with 1.8, 4500-7500+ RPM, 6.2+, Each

Part Number: SUM-8732R1

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Estimated Ship Date: Monday 2/16/2026 if shipped by air

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