Availability
Cylinder Heads, Valve Seats, Head Bolts, Top End Kits & More
Showing In Stock Items. Show All 891 Items.
Valve Guide, Manganese bronze, Lexus, Toyota, Each
Part Number: SLP-VG-1423T
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
BUILD IT WITH SUMMIT!
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, E-Street, 15-Degree, for GM LS3, with 0.570 in. Lift, Aluminum, Assembled, Stainless Steel Valves, Chevy, Pair
Part Number: EDL-77620
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Cylinder Head, SBC, Aluminum, 66cc Chamber, 219cc Runner, 2.080 in. Intake Valve, 1.600 in. Exhaust Valve, 0.625 in. Max Lift, Chevy, Each
Part Number: HPE-HPSBC220
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Cylinder Head, 255cc, Intake Runner, 69 cc Combustion Chamber Volume, Assembled, 2.160 Intake Valve Diameter, Angled Plug, LS, Chevy Each.
Part Number: HPE-2CT13S1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, 250cc LS1/LS6, Aluminum, 61cc Chamber, 250cc Runner, 2.080 in. Intake Valve, 1.600 in. Exhaust Valve, 0.650 in. Max Lift, Chevy, Each
Part Number: HPE-HPLS1250
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Cylinder Head, 335cc Enforcer, Assembled, 2.250 in. Intake Valve, 10 Degree Locks, 1.550 in. Dual Valve Springs, Aluminum, Chevy, Big Block, Each
Part Number: AFR-3001
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, PowerPort® 240, CNC Street Ported, Assembled, 1.550" Dual Springs, Big Chrysler, Mopar, Each
Part Number: TFS-61617802-C00
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, PowerPort® 175, Street Port, Assy, 70cc Chambers, 1.55 in. Springs, Ford 390, 406, 427, 428, Each
Part Number: TFS-56417002-C00
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, 185cc Enforcer, Aluminum, Assembled, 64cc Combustion Chamber, 2.02 in. Intake Valve, 1.6 in. Exhaust Valve, Ford, Small Block, Each
Part Number: AFR-1351
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, PowerPort® 240, CNC Street Ported, Assembled, 1.460" Dual Springs, Big Chrysler, Mopar, Each
Part Number: TFS-61617801-C00
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, PowerPort® 270, Max Wedge, CNC Comp Port, 1.56" Springs, Ti Retain, Big Chrysler, Mopar, Each
Part Number: TFS-6161T784-C01
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, IK 200, Aluminum, Assembled, 64cc Chamber, 200cc Intake Runner, Chevy, Small Block, Pair
Part Number: BRO-1021001
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, IK 180, Aluminum, Assembled, 64cc Chamber, 180cc Intake Runner, Chevy, 327, 350, 400, Pair
Part Number: BRO-1021004
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 260, CNC Comp Port, Assy, 70cc CNC Chamber, 450 Springs, Ti Retain, 6-Bolt, GM LSX, Each
Part Number: TFS-3271T004-C01
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, IK 180, Aluminum, Assembled, 64cc Chamber, 180cc Intake Runner, Chevy, 327, 350, 400, Pair
Part Number: BRO-1021005
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, PowerPort® 175, Street Port, Assy, 70cc Chambers, 1.46 in. Springs, Ford, Big Block FE, Each
Part Number: TFS-56417001-C00
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, Aluminum, 195cc Intake Runner, Straight Plug, 2.020/1.600 in. Valves, 3/8 in. Rocker Arm Studs, Chevy, Small Block, Pair
Part Number: MLL-H8002K
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, 200cc, Assembled, Non-Vortec Bolt Pattern, for Center or Perimeter Bolt Valve Covers, Aluminum, Natural, Chevy, Small Block, Each
Part Number: FLK-1200HRSB505S
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
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