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

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

Part Number: PQX-1045411

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Drop Ship
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Drop Ship
• Special Order

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

Part Number: PQX-1031821

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Drop Ship
• Special Order

S&S Cycle 3/8-16 x 3.384in x .950in TD Head Bolt Kit - 4 Pack

Part Number: SSY-930-0027

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• $10.00 Summit Bucks
• Special Order

Engine Cylinder Head Bolt Set, Engine Cylinder Head Bolt Set

Part Number: MAH-GS34006

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Special Order

S&S Cycle 99-05 BT 9 Degree Valve Keeper

Part Number: SSY-90-2094-S

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• $10.00 Summit Bucks
• Special Order

S&S Cycle 99-05 BT .585in RW Conical Steel/w/o Compression Release Head Kit - Black

Part Number: SSY-900-0410

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• Free Shipping
• $10.00 Summit Bucks
• Special Order

S&S Cycle 8-16 x 3.751in x 1.400in TD Head Bolt Kit

Part Number: SSY-93-3033

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• $10.00 Summit Bucks
• Special Order

S&S Cycle 3/8-16 x 3.751in x 1.400in TD Head Bolt Kit

Part Number: SSY-93-3037

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• $10.00 Summit Bucks
• Special Order

S&S Cycle 7/16-20 UNF x 2.0 Cylinder Base Stud

Part Number: SSY-31-2328-S

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-50-8085

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-50-8109

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• $10.00 Summit Bucks
• Special Order

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

Part Number: SSY-50-8177-4

Not Yet Reviewed

Estimated Ship Date: Sep 19, 2025 if ordered today

• Drop Ship
• $10.00 Summit Bucks
• Special Order

22CC DOMES INCLUDING ORING SET

Part Number: MQR-CH-22

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

• Drop Ship
• Special Order

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: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, 185cc SBF, Aluminum, 58cc Chamber, 190cc Runner, 2.020 in. Intake Valve, 1.600 in. Exhaust Valve, 0.625 in. Max Lift, Ford, Each

Part Number: HPE-HPSBF185

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, 290cc BBC, Aluminum, 113cc Chamber, 294cc Runner, 2.250 in. Intake Valve, 1.880 in. Exhaust Valve, 0.675 in. Max Lift, Chevy, Each

Part Number: HPE-HPBBC290

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head, 315cc BBC, Aluminum, 120cc Chamber, 315cc Runner, 2.250 in. Intake Valve, 1.880 in. Exhaust Valve, 0.675 in. Max Lift, Chevy, Each

Part Number: HPE-HPBBC315

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Detroit Diesel 60 Series Head Bolt Set

Part Number: MAH-GS33539

Not Yet Reviewed

Estimated Ship Date: Sep 30, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cyl Head, HYUN G4KE/G4KD CYL HEAD

Part Number: VRE-2270C

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Core Charge $130.00
• Drop Ship
• Free Shipping
• Special Order

Engine Cylinder Head, Mazda 3.7 RGT Head

Part Number: VRE-2FMKR

Not Yet Reviewed

Estimated Ship Date: Oct 9, 2025 if ordered today

• Core Charge $130.00
• Drop Ship
• Free Shipping
• Special Order