Cylinder Heads, Valve Seats, Head Bolts, Top End Kits & More

ROCKER BOX COVER CHROME

Part Number: HDD-820-51572

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Estimated Ship Date: Sep 25, 2025 if ordered today

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D-RINGS CHROME

Part Number: HDD-820-51574

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Rocker Boxes, Die-cast Aluminum, Chrome, Harley-Davidson®, Pair

Part Number: HDD-820-51571

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Top End Engine Kit REPLACEMENT CYLINDER REPLACEMENT CYLINDER HEAD ONLY

Part Number: CLW-CH1002-K01

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Cylinder Bolt Conversion Kit, CYLINDER BOLT KIT POL

Part Number: CLW-CWBLTK01

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Estimated Ship Date: Oct 6, 2025 if ordered today

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CYLINDER STUD/HEAD BOLT KIT

Part Number: FEU-3000

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Estimated Ship Date: Oct 6, 2025 if ordered today

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CYLINDER STUD KIT 8PK

Part Number: FEU-3001

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Cylinder Head, E-CNC 355, Aluminum, Assembled, Rectangular Port, Chevy, Big Block, Each

Part Number: EDL-79555

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Filter Drier, w/ Pad Mount, Air Conditioning, Aluminum, Black, Each

Part Number: FSS-83309

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Estimated Ship Date: Sep 29, 2025 if ordered today

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S&S Cycle 2017+ M8 Models Cylinder Stud Kit - 8 Pack

Part Number: SSY-310-1204

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Estimated Ship Date: Oct 6, 2025 if ordered today

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S&S Cycle .374in x .575in Dowel Pin - 4 Pack

Part Number: SSY-500-0849

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Cylinder Head Fasteners, Bolt Style, Steel, Black, for Infiniti, for Nissan, 3.0L, 3.3L, Set of 26

Part Number: BCK-016-1081

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Estimated Ship Date: Sep 25, 2025 if ordered today

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SBC VORTECH HEAD

Part Number: PYP-2051

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Estimated Ship Date: Sep 29, 2025 if ordered today

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CYL HEAD BOLT

Part Number: PIO-PF-641-10

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Estimated Ship Date: Sep 29, 2025 if ordered today

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NUT, CYLINDER BASE, 7/16" HEX

Part Number: SSY-93-3063

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Tapered Washer, Type 2, 5/8 ID X 1 OD X 7/16 In. Height

Part Number: RNB-685-055

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Top End Engine Kit REPLACEMENT CYLINDER REPLACEMENT CYLINDER HEAD ONLY

Part Number: CLW-CH3002-K01

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Valve Guide, Exhaust, Bronze, Chevy, Big Block, Each

Part Number: AFR-9046-1

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Estimated Ship Date: Oct 10, 2025 if ordered today

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Valve Guide, Exhaust, Bronze, Chevy, Big Block, Set of 8

Part Number: AFR-9046-8

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Estimated Ship Date: Oct 10, 2025 if ordered today

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Bronze Guide, LS Bronze Guide 8mm Oversize

Part Number: AFR-9052-1

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Estimated Ship Date: Oct 10, 2025 if ordered today

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AFR BBC 18° 11/32 Bronze Guide, .502" OD, Ea.

Part Number: AFR-9055-1

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Estimated Ship Date: Oct 10, 2025 if ordered today

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AFR BBC 18° 11/32 Bronze Guide, .502" OD, Set of 16

Part Number: AFR-9055-16

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Estimated Ship Date: Oct 10, 2025 if ordered today

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+.010 AFR SBF/LS1 Oversize Intake Seat for 165cc

Part Number: AFR-9059OS

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Estimated Ship Date: Oct 10, 2025 if ordered today

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AFR BB Chevy Intake Seat 2.450 OD x 2.000 ID x .375

Part Number: AFR-9062

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Estimated Ship Date: Oct 10, 2025 if ordered today

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+.010 AFR SB Ford/LS1 Oversize Exhaust Seat

Part Number: AFR-9069OS

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Estimated Ship Date: Oct 10, 2025 if ordered today

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