$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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Quadboss Powersports Top End Engine Kits 563963

Quadboss Powersports Top End Engine Kits 563963

Quadboss Powersports Top End Engine Kits 563963

QB FULL TOP END SET

Part Number: QDB-56-3963

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Quadboss Powersports Top End Engine Kits 563971

Quadboss Powersports Top End Engine Kits 563971

Quadboss Powersports Top End Engine Kits 563971

QB FULL TOP END SET

Part Number: QDB-56-3971

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Quadboss Powersports Top End Engine Kits 563978

Quadboss Powersports Top End Engine Kits 563978

Quadboss Powersports Top End Engine Kits 563978

QB FULL TOP END SET

Part Number: QDB-56-3978

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Quadboss Powersports Top End Engine Kits 564293

Quadboss Powersports Top End Engine Kits 564293

Quadboss Powersports Top End Engine Kits 564293

QB FULL TOP END SET

Part Number: QDB-56-4293

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

BoostLine Connecting Rods CA6004-945+

BoostLine Connecting Rods CA6004-945+

BoostLine Connecting Rods CA6004-945+

Cadillac LTG 152.5mm ARP +625 - Boost Line

Part Number: BLN-S0005

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

BoostLine Connecting Rods FD5630-905+

BoostLine Connecting Rods FD5630-905+

BoostLine Connecting Rods FD5630-905+

Connecting Rod, I-Beam, Forged 4340 Steel, Shot-Peened, Floating Pin, Ford, HUBA, JZDA, Set of 5

Part Number: BLN-S0055

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

BoostLine Connecting Rods VW5670-787

BoostLine Connecting Rods VW5670-787

BoostLine Connecting Rods VW5670-787

Audi 5 Cyl 144mm - Boost Line

Part Number: BLN-VW5670-787

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Quadboss Powersports Top End Engine Kits 563902

Quadboss Powersports Top End Engine Kits 563902

Quadboss Powersports Top End Engine Kits 563902

QB FULL TOP END SET

Part Number: QDB-56-3902

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

Quadboss Powersports Top End Engine Kits 563913

Quadboss Powersports Top End Engine Kits 563913

Quadboss Powersports Top End Engine Kits 563913

QB FULL TOP END SET

Part Number: QDB-56-3913

Not Yet Reviewed

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

World Products Merlin IV Engine Blocks 091101-55

Made in the USA World Products Merlin IV Engine Blocks 091101-55

World Products Merlin IV Engine Blocks 091101-55

Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.495 in. Bore, 2-Piece Seal, 9.800 in. Deck, Chevy, Big Block, Each

Part Number: WRL-091101-55

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

World Products Merlin IV Engine Blocks 095012

Made in the USA World Products Merlin IV Engine Blocks 095012

World Products Merlin IV Engine Blocks 095012

Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095012

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Edelbrock Performer RPM Cylinder Heads 60539

Made in the USA Edelbrock Performer RPM Cylinder Heads 60539

Edelbrock Performer RPM Cylinder Heads 60539

Cylinder Head, Performer RPM Pontiac CNC, Aluminum, Bare, 72cc Chamber, 215cc Intake Runner, Pontiac, 455, Each

Part Number: EDL-60539

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Edelbrock Victor DR-23 Degree Pro Port Raw Cylinder Heads 614469

Made in the USA Edelbrock Victor DR-23 Degree Pro Port Raw Cylinder Heads 614469

Edelbrock Victor DR-23 Degree Pro Port Raw Cylinder Heads 614469

Cylinder Head, Victor, 23 Degree, Pro-Port, HIP, Aluminum, Natural, Chevy Big Block, Each

Part Number: EDL-614469

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Edelbrock Pro-Port Raw Cylinder Heads 614669

Made in the USA Edelbrock Pro-Port Raw Cylinder Heads 614669

Edelbrock Pro-Port Raw Cylinder Heads 614669

Cylinder Head, Pro-Port Raw, Bare, Aluminum, Oval Intake Port, Round Exhaust Port, Chevy, Big Block, Each

Part Number: EDL-614669

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Edelbrock Rollin' Thunder Hydraulic Roller Camshafts 2210

Made in the USA Edelbrock Rollin' Thunder Hydraulic Roller Camshafts 2210

Edelbrock Rollin' Thunder Hydraulic Roller Camshafts 2210

Camshaft, Hydraulic Roller Tappet, Advertised Duration 296/300, Lift .539/.548, Chevy, Small Block, Each

Part Number: EDL-2210

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

COMP Cams Xtreme Marine Camshafts 12-244-4

Made in the USA COMP Cams Xtreme Marine Camshafts 12-244-4

COMP Cams Xtreme Marine Camshafts 12-244-4

Camshaft, Hydraulic Flat Tappet, Advertised Duration 278/292, Lift .498/.500, Chevy, Small Block, Each

Part Number: CCA-12-244-4

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

COMP Cams XFI VSR Modular 3V Camshafts 127100

Made in the USA COMP Cams XFI VSR Modular 3V Camshafts 127100

COMP Cams XFI VSR Modular 3V Camshafts 127100

Camshafts, Hydraulic Roller Follower, Advertised Duration 253/270, Lift .480/.480, Ford, Modular V8, 3V, Pair

Part Number: CCA-127100

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

COMP Cams XFI SPR Modular 3V Camshafts 127400

Made in the USA COMP Cams XFI SPR Modular 3V Camshafts 127400

COMP Cams XFI SPR Modular 3V Camshafts 127400

Camshafts, Hydraulic Roller Follower, Advertised Duration 256/267, Lift .523/.538, Ford, Modular V8, 3V, Pair

Part Number: CCA-127400

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

COMP Cams Hi-Tech Solid Racing Camshafts 10-610-5

Made in the USA COMP Cams Hi-Tech Solid Racing Camshafts 10-610-5

COMP Cams Hi-Tech Solid Racing Camshafts 10-610-5

Camshaft, Mechanical Flat Tappet, Advertised Duration 304/320, Lift .629/.624, American Motors, Each

Part Number: CCA-10-610-5

Not Yet Reviewed

Estimated Ship Date: Feb 10, 2026 if ordered today

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Estimated Ship Date: Feb 10, 2026 if ordered today

Edelbrock Rollin' Thunder Hydraulic Roller Camshafts 2215

Made in the USA Edelbrock Rollin' Thunder Hydraulic Roller Camshafts 2215

Edelbrock Rollin' Thunder Hydraulic Roller Camshafts 2215

Camshaft, Hydraulic Roller Tappet, Advertised Duration 300/300, Lift .510/.510, Chevy, LS

Part Number: EDL-2215

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Edelbrock Performer RPM Chrysler Magnum Cylinder Heads 61779

Made in the USA Edelbrock Performer RPM Chrysler Magnum Cylinder Heads 61779

Edelbrock Performer RPM Chrysler Magnum Cylinder Heads 61779

Cylinder Head, Performer RPM, Aluminum, Assembled, 58cc, 176cc Intake Runner, Dodge, Jeep, 5.2, 5.9L, Each

Part Number: EDL-61779

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Trick Flow® PowerPort® 190 Cylinder Heads for Small Block Mopar TFS-6141T784-C00

Trick Flow® PowerPort® 190 Cylinder Heads for Small Block Mopar TFS-6141T784-C00

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Edelbrock Pro-Port Raw Cylinder Heads 618369

Made in the USA Edelbrock Pro-Port Raw Cylinder Heads 618369

Edelbrock Pro-Port Raw Cylinder Heads 618369

Cylinder Head, Big Victor Spread-Port 14 Degree CNC, Bare, Aluminum, Chevy, Big Block, Each

Part Number: EDL-618369

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Edelbrock E-Street Cylinder Heads 77621

Edelbrock E-Street Cylinder Heads 77621

Edelbrock E-Street Cylinder Heads 77621

Cylinder Heads, E-Street, 15-Degree, for GM LS3, with 0.570 in. Lift, Aluminum, Assembled, Inconel Exhaust Valves, Chevy, Pair

Part Number: EDL-77621

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Quadboss Countershaft Bushings, Bearings, and Seals 414922

Quadboss Countershaft Bushings, Bearings, and Seals 414922

Quadboss Countershaft Bushings, Bearings, and Seals 414922

QB COUNTER SHAFT KIT

Part Number: QDB-41-4922

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

All American Billet Serpentine Kits FDS-SBF-303

Made in the USA All American Billet Serpentine Kits FDS-SBF-303

All American Billet Serpentine Kits FDS-SBF-303

Accessory Drive System, Serpentine, 6-groove, Machined Finished, Power Steering, Ford, Small Block, Kit

Part Number: AAY-FDS-SBF-303

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

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