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
Cylinder Head Studs, Pro Series, 12-Point Head, Chromoly, Black Oxide, Chevy, Warhawk LS Aluminum Block, Kit
Part Number: ARP-134-4701
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, 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 Fasteners, Cylinder Head Bolt Kits, 12-point Head, Chromoly, Black, Flat Washers, Chevrolet, Small Block LS, Kit
Part Number: EAR-TBS-002ERL
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
This product may not be eligible for select promotional offers
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
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 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: Oct 24, 2025 if ordered today
Estimated Ship Date: Oct 24, 2025 if ordered 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
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 Studs, SCM-4140 Alloy, 12-Point Head, Chevy, 5.3, 5.7, 6.0L, Kit
Part Number: PQX-1036421
Not Yet Reviewed
Estimated Ship Date: Nov 19, 2025 if ordered today
Estimated Ship Date: Nov 19, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
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 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered today
This product may not be eligible for select promotional offers
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, 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 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 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 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 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 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 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 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered today
This product may not be eligible for select promotional offers
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 3, 2025 if ordered today
Estimated Ship Date: Nov 3, 2025 if ordered today
This product may not be eligible for select promotional offers
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 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
LT1 CAM and Head Kit
Part Number: NAL-19333525
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
