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

S&S Cycle 3/8-16 UNF x 1.812 Stud

Part Number: SSY-50-8085

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Estimated Ship Date: Nov 3, 2025 if ordered today

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S&S Cycle .557in x .500in Steel Pin Dowel - 10 Pack

Part Number: SSY-50-8109

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Estimated Ship Date: Nov 3, 2025 if ordered today

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S&S Cycle 1999+ BT Pin Dowel - 4 Pack

Part Number: SSY-50-8177-4

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Cylinder Head, S/R Torquer, Cast Iron, Bare, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Part Number: WRL-042660

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Estimated Ship Date: Nov 11, 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: Nov 4, 2025 if ordered today

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LS3 8mm Bronze Guide, .502 OD, Set of 16

Part Number: AFR-9053-16

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Cylinder Head Bolts, Steel, Natural, Subaru, H4, Set of 12

Part Number: BCK-016-1072

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 27, 2025 if ordered today

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CV HEAD ASSY

Part Number: SDH-923287

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Estimated Ship Date: Nov 12, 2025 if ordered today

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ROCKER BOX KIT CHROME

Part Number: HDD-820-51570

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Estimated Ship Date: Oct 27, 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: Oct 27, 2025 if ordered today

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ROCKER BOX COVER CHROME

Part Number: HDD-820-51572

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Estimated Ship Date: Oct 27, 2025 if ordered today

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D-RINGS CHROME

Part Number: HDD-820-51574

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Estimated Ship Date: Oct 27, 2025 if ordered today

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CUSTOM ONE PIECE HEAD POL

Part Number: MQR-CH-1

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Cylinder Head Bolts, Chromoly, Hex, Washers, Chevy, Gen. 3 LS 1997-03, Stock or Performer RPM Heads

Part Number: EDL-8596

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Chevy, Gen V, LT1, Kit

Part Number: PQX-1034611

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Cylinder Head Studs, SCM-4140 Alloy, 12-Point Heads, Ford, 6.4L Diesel, Kit

Part Number: PQX-1039121

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Cylinder Head Studs, SCM-4140 Alloy, 12-Point Heads, Chevrolet/GMC, 6.6L, L5P Diesel, Kit

Part Number: PQX-1040321

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Cylinder Head Fasteners, 12-point, 4140 Steel, Black Oxide, Washers, Ford, 6.7L Diesel, Kit

Part Number: PQX-1040621

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Estimated Ship Date: Nov 24, 2025 if ordered today

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STUD KIT, CYLINDER HEAD, CHEV BB, 1966-2000, 6-point, 8740 Chromoly, 200,000psi, Black Oxide

Part Number: PQX-1045411

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Estimated Ship Date: Nov 24, 2025 if ordered today

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HEX HEAD BOLT, Camshaft Timing Gear Retaining, SBF, 3/8" x 16 UNC x 1.0" UHL 01351nn gear drives only

Part Number: PQX-1028102

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Estimated Ship Date: Nov 24, 2025 if ordered today

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HEX HEAD BOLT, Camshaft Timing Gear Retaining, OLDS, 7/16" x 20 UNC x 1.22" UHL 0145512 gear drives only

Part Number: PQX-1028104

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Mopar, Kit

Part Number: PQX-1031821

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Estimated Ship Date: Nov 24, 2025 if ordered today

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BOLT KIT, CYLINDER HEAD, GM CHEVY, LS1, LS6, 4.8, 5.3, 5.7, 6.0L, 2004-Up, SCM-4140 Alloy Steel, 6pt hex head, 200,000 PSI

Part Number: PQX-1034621

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Cyl Head, CHEV 3.6 GDI W/SMOG HEAD

Part Number: VRE-2CXKL

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Estimated Ship Date: Nov 20, 2025 if ordered today

• Core Charge $130.00
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Engine Cylinder Head, Hyundai/KIA G4NB 1.8 Head

Part Number: VRE-2284

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Estimated Ship Date: Nov 20, 2025 if ordered today

• Core Charge $130.00
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