Engines & Engine Parts at Summit Racing

Cylinder Works 4-Stroke Cylinder Heads for 2004-2005 KX250F, 2004-2006 RMZ250 - 422-3002HD

Top End Engine Kit REPLACEMENT CYLINDER REPLACEMENT CYLINDER HEAD ONLY

Part Number: CLW-CH3002-K01

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Trick Flow® Rocker Stud Girdles for Ford TFS-51400701

Trick Flow® Rocker Stud Girdles for Ford TFS-51400701

Rocker Arm Stud Girdle, Aluminum, Blue, 7/16 in.-20 Thread, Twisted Wedge® Head, Ford, Small Block, Kit

Part Number: TFS-51400701

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Trick Flow® Rocker Stud Girdles for Ford TFS-52400701

Rocker Arm Stud Girdle, Aluminum, Blue, 7/16 in.-20 Thread, Ford, Small Block, Trick Flow® R Series Head, Kit

Part Number: TFS-52400701

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Trick Flow® Rocker Stud Girdles for Chevy TFS-41400700

Rocker Arm Stud Girdle, Aluminum, Blue, 7/16 in.-20 Thread, Chevy, Big Block, Kit

Part Number: TFS-41400700

Not Yet Reviewed

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PRW Billet Rocker Arm Stud Girdles 1535005

Rocker Arm Stud Girdle, Clamp-On, Polylock, Aluminum, Blue Anodized, Chevrolet, Brodix 40/60 Heads, Kit

Part Number: PQX-1535005

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Wiseco Pro Tru Street Pistons PTS525A4

Piston and Ring Kit, Pro Tru Street, Forged Aluminum, Flat Top, 4.165 in. Bore, Chevy, Small Block, Kit

Part Number: WIS-PTS525A4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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BluePrint Builder Series LS376/530HP Standard Edition EFI Crate Engine and TKX Transmission Combos BLS376KTKX

Engine and Transmission Combo, Builder Series, LS376/530HP, Standard Edition, EFI, TKX , Aluminum Heads, 6.2L/376, Chevy LS, Kit

Part Number: MLL-BLS376KTKX

Not Yet Reviewed

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BluePrint Engines Pro Series Chevy LS 427 C.I.D. 605 HP EFI Base Dressed Long Block Crate Engines PSLS4273CTFK

Engine 427 c.i. GM LS Style Proseries Iron Block, GM Intake, BPE Pulley Kit

Part Number: MLL-PSLS4273CTFK

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Manley Valve Springs 221431X-1

Kit-SPRING-HEMI Drag Pak .650 LIFT

Part Number: MAN-221431X-1

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

PRW Sportsman Steel Roller Tip Rocker Arms 60376217

ROCKER ARM KIT, SPORTSMAN SERIES, GM L92/LS3/LS9 Series 6.0L/6.2L 1999-up, 1.7 x 8mm, includes 16 Dynamic Design Rocker Arms with Needle Bearing Trunn

Part Number: PQX-60376217

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PRW Billet Rocker Arm Stud Girdles 1535006

Rocker Arm Stud Girdle, Solid Bar, Polylock, Aluminum, Blue Anodized, Chevrolet, Various Heads, Kit

Part Number: PQX-1535006

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

PRW Billet Rocker Arm Stud Girdles 1546001

Rocker Arm Stud Girdle, Solid Bar, Polylock, Aluminum, Natural, Ford, Stock Heads, Kit

Part Number: PQX-1546001

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Trick Flow® Rocker Stud Girdles for Chevy TFS-30400700

Rocker Arm Stud Girdle, Aluminum, Blue, 3/8 in.-24 Thread, Chevy, Small Block, Kit

Part Number: TFS-30400700

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Trick Flow® Rocker Stud Girdles for Ford TFS-51400700

Rocker Arm Stud Girdle, Aluminum, Blue, 3/8 in.-24 Thread, Twisted Wedge® Head, Ford, Small Block, Kit

Part Number: TFS-51400700

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Jesel Pro Series Tie-Bar Roller Lifters KTL-S842760-30

Lifters, Pro Series Tie-Bar Roller, Mechanical, 0.842 in. Diameter, No Offset, with Vertical Style Link Bars, 24 Degree, Chevy, Big Block Mark IV, Kit

Part Number: JES-KTLS84276030

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Cylinder Works 4-Stroke Cylinder Heads for 2009 CRF250R - 422-1001HD

Top End Engine Kit REPLACEMENT CYLINDER REPLACEMENT CYLINDER HEAD ONLY

Part Number: CLW-CH1001-K01

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

BluePrint Builder Series 427W/541HP Cobra Edition EFI Crate Engine and TKX Transmission Combos BF427FKTKXC

427 c.i. Cobra Edition Builder Series, Fuel Injected, TKX Manual Transmission w/ Polished Pulley Kit. Incl. 30 month/50,000 warranty & Dyno

Part Number: MLL-BF427FKTKXC

Not Yet Reviewed

Estimated Ship Date: Today

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BluePrint Engines Pro Series Mopar 426 C.I.D. 610 HP EFI Deluxe Dressed Long Block Crate Engines PS426CTFKB

Crate Engine, Pro Series, Gen 3 HEMI Compatible, 426 cid, 610 hp, Deluxe Dressed, EFI, 10.48:1, Forged Internals, Black Pulley Kit, Mopar, Each

Part Number: MLL-PS426CTFKB

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

BluePrint Builder Series LS376/510HP Standard Edition EFI Crate Engine and TKX Transmission Combos BLS3768KTKX

Engine 376 c.i. LS Builder Series Iron Block Standard Edition, Fuel Injected, TKX Manual Transmission w/ Polished Pulley Kit

Part Number: MLL-BLS3768KTKX

Not Yet Reviewed

Estimated Ship Date: Today

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COMP Cams XFI SPR Modular 3V Camshafts 127450

Camshafts, Hydraulic Roller Follower, Advertised Duration 272/283, Lift .547/.560, Ford, Modular V8, 3V, Pair

Part Number: CCA-127450

Not Yet Reviewed

Estimated Ship Date: Today

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COMP Cams Valve Springs 26125ACS-KIT

Valve Springs, Beehive, Retainers, Seats, Seals, Chevy, V8, Duramax, Kit

Part Number: CCA-26125ACS-KIT

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

PRW Billet Rocker Arm Stud Girdles 1535000

Rocker Arm Stud Girdle, Clamp-On, Polylock, Aluminum, Natural, Chevrolet, Stock Heads, Kit

Part Number: PQX-1535000

Not Yet Reviewed

Estimated Ship Date: Today

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BluePrint Pro Series Chevy LS 376 C.I.D. 700 HP EFI Supercharged Deluxe Long Block Crate Engines PSLS3769SCTK

376 c.i. GM LS style proseries dressed engine with Supercharger and Polished Pulley Kit -. incl. 30 month / 50,000 warranty & Dyno

Part Number: MLL-PSLS3769SCTK

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

BluePrint Builder Series 347W/415HP Standard Edition EFI Crate Engine and 4R70W Transmission Combos B347FK4R7

Engine and Transmission Combo, Builder Series, 347W/415HP, Standard Edition, EFI, 4R70W , Aluminum Heads, 5.7L/347, Ford Windsor, Kit

Part Number: MLL-B347FK4R7

Not Yet Reviewed

Estimated Ship Date: Today

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PRW Billet Rocker Arm Stud Girdles 1546000

Rocker Arm Stud Girdle, Solid Bar, Polylock, Aluminum, Natural, Ford, Trick Flow Heads, Kit

Part Number: PQX-1546000

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today