Availability
Cylinder Heads, Valve Seats, Head Bolts, Top End Kits & More
SEAT 4140 BLK OXIDE
Part Number: RSC-PAC-S137
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Valve Seat, Valve Seat 1.755 X 1.500 X .219
Part Number: KGB-VS0107DA
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
AFR BB Chevy 18° Copper Intake Seat 2.500 OD X 2.000 ID X .500
Part Number: AFR-9160
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Valve Seats - K-10 Seat 30000 Series AOD 1.483
Part Number: DUR-32174
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
AFR BB Chevy Intake Seat 2.450 OD x 2.000 ID x .375
Part Number: AFR-9062
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
SEAT TOOL STEEL
Part Number: RSC-PAC-S154X-16
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
H/P VALVE SEAT
Part Number: PIO-814010-4
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Valve Seats - K-10 Seat 70000 Series AOD 1.63
Part Number: DUR-72493
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Seats - K-10 Seat 70000 Series AOD 2.1102
Part Number: DUR-71441
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Seat, Valve Seat 1.568 X 1.312 X .219
Part Number: KGB-VS0102DA
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Valve Seat, Valve Seat 1.568 X 1.443 X .281
Part Number: KGB-VS0104DA
Not Yet Reviewed
Estimated Ship Date: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
+.010 AFR SBC Oversize Exhaust Seat
Part Number: AFR-9070OS
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered 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
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
Cylinder Head, 335cc Enforcer, Bare, 2.250 in. Intake Valve Seats, Aluminum, Chevy, Big Block, Each
Part Number: AFR-3002
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Head, Assembled, 180cc, Hydraulic Flat Tappet, 2.020 in./1.600 in., Straight, Cast Aluminum, Natural, Chevrolet, Small Block Gen I, Each
Part Number: FLK-102-505FT
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, 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, 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
Cylinder Head, Enforcer, Aluminum, Assembled, 64cc Chamber, 210cc Intake, Cathedral Port, Chevrolet, LS, Each
Part Number: AFR-1501
Estimated Ship Date: Today
Estimated Ship Date: Today
Cylinder Heads, E-Street, Aluminum, Assembled, 64cc Chamber, 185cc Intake Runner, Chevy, Small Block, Pair
Part Number: EDL-5089
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, Performer RPM, Aluminum, Assembled, 72cc Chamber, 170cc Intake Runner, Ford, FE. Each
Part Number: EDL-60069
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, Performer RPM, Aluminum, Assembled, 110cc Chamber, 290cc Intake Runner, Chevy, Big Block, Each
Part Number: EDL-60455
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster