Availability
Cylinder Head, GenX® 235, Competition Ported, Assembled, 70cc CNC Chambers, Ti Retainers, 6-Bolt, GM LSX, Each
Part Number: TFS-3061T003-C03
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Bolt, 8mm, Hex, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Small Block Chevy, LS, Each
Part Number: NAL-12558840
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Seats, Ductile Iron, Intake, 2.125 Outside Diameter, Chevy, Small Block, LS1, Set of 8
Part Number: TFS-30600271
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Seat Inserts, Exhaust, Ductile Iron, 1.350 in. I.D., 1.650 in. O.D., Chevrolet, Ford, Each
Part Number: AFR-9069
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head Studs, Pro Series, Block Thread Repair, Custom Age 625+ Alloy, 12-Point Nuts, Chevy, LS, Kit
Part Number: ARP-434-4348
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Seat Inserts, Intake, Ductile Iron, 1.720 in. I.D., 2.132 in. O.D., Chevrolet, Ford, Each
Part Number: AFR-9059
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Head Bolt Kit
Part Number: PIO-851200
Not Yet Reviewed
Estimated Ship Date: Nov 13, 2025 if ordered today
Estimated Ship Date: Nov 13, 2025 if ordered today
Valve Guide, Bronze, Chevy, Small Block, LS1, Each
Part Number: TFS-30600251-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head Bolts, High Performance, Hex Head, World Products Motown Iron LS Blocks Only, Sold as Kit
Part Number: ARP-134-3611
Estimated Ship Date: Today
Estimated Ship Date: Today
Bolt, LS Engine Coolant Plug Fastener, 6mm x 1.0 Thread, Hex, Steel, Chevrolet, Pontiac, Each
Part Number: NAL-11588714
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head Fasteners, Cylinder Head Bolt Kits, 12-point Head, Chromoly, Black, Flat Washers, Chevrolet, 4.8L LS, 5.3L LS, 5.7L LS, 6.0L LS, Kit
Part Number: EAR-TBS-001ERL
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Seat, Ductile Iron, Exhaust, 1.625 in. Outside Diameter, Chevy, Small Block, LS1, Each
Part Number: TFS-30600272-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head Bolts, Hex Head, Chromoly, Black Oxide, Flat Washers, Chevy, Small Block LS, Kit
Part Number: EDL-8595
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Valve Seat, Ductile Iron, Intake, 2.125 in. Outside Diameter, Chevy, Small Block, LS1, Each
Part Number: TFS-30600271-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Seat, Ductile Iron, Exhaust, 1.680 in. Outside Diameter, Chevy, Small Block, LS1, Each
Part Number: TFS-30600274-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 255, Aluminum, Bare, 69cc Chamber, 255 cc Intake, GM, 6.2,.7.0L, LSX Block, Each
Part Number: TFS-3261B003-C01
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 65cc CNC Chambers, GM LS2, Each
Part Number: TFS-30610002
Cylinder Head, CNC, Victor 11 Degree, Aluminum, Bare, 68cc Chamber, 263cc Intake Runner, 6-Bolt Flange, Chevy, LS3, Each
Part Number: EDL-77670
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered 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: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Cylinder Head, 260cc LS3, CNC Ported, 6 Bolt, 70cc Chamber, 260cc Runner, 2.165 in. Intake , 1.600 in. Exhaust, 0.650 in. Max Lift, Chevy, Each
Part Number: HPE-HPLS3260
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Cylinder Head, 270cc LS3, CNC Ported, 6 Bolt, 72cc Chamber, 273cc Runner, 2.165 in. Intake, 1.600 in. Exhaust, 0.650 in. Max Lift, Chevy, Each
Part Number: HPE-HPLS3270
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Cylinder Heads, Victor LS-R Pro-Port, Aluminum, Bare, 25cc Chamber, Hot Isostatic Pressing Processed for Optimum Strength, Chevrolet, 7.0L LS, Each
Part Number: EDL-770469
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Cylinder Head, LSX-SC, As-Cast, 70cc Combustion Chamber, Bare, Aluminum, Natural, Chevy, Each
Part Number: NAL-19417408
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Heads, LSX, Bare, Aluminum, 70cc Chamber, 270cc Intake Runner, D-port Exhaust, Angle Plugs, Chevy, LSX, Each
Part Number: NAL-19419194
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Cylinder Head, LSX-LS7, Assembled, CNC-Ported, 70cc Combustion Chamber, Aluminum, Natural Finish, 2.20 in. Intake Valve, Rectangular Intake Port, Each
Part Number: NAL-19419197
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
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