2004 CHEVROLET Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Manley NexTek Valve Spring and Retainer Kits 26362134KS

Valve Spring Retainer, Chevy LS Valve Spring, Steel, ID Locator, Machnd Valve Lock & Viton seal,660 Max

Part Number: MAN-26362134KS

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Summit Racing Equipment® Pro LS Tight-Lash Solid Roller Cams SUM-8700SR2

Summit Racing Equipment® Pro LS Tight-Lash Solid Roller Cams SUM-8700SR2

Pro LS Solid Roller Cam 2, 246 Int. / 258 Exh., 113 LSA + 4 Adv., .707/.707 lift with 1.7 rocker, .749/.749 with 1.8 with SUM-174012DP-16 Springs

Part Number: SUM-8700SR2

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Summit Racing Equipment® Pro LS Tight-Lash Solid Roller Cams SUM-8700SR1SP

Pro LS Solid Roller Cam 1 SP, 242 Int. / 256 Exh., 108.5 LSA + 3.5 Adv., .707/.707 with 1.7 rocker, .749/.749 with 1.8 with SUM-174012DP-16 Springs

Part Number: SUM-8700SR1SP

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Summit Racing Equipment® Pro LS Tight-Lash Solid Roller Cams SUM-8700SR1

Pro LS Solid Roller Cam 1, 242 Int. / 256 Exh., 112.5 LSA + 3.5 Adv., .707/.707 lift with 1.7 rocker, .749/.749 with 1.8 with SUM-174012DP-16 Springs

Part Number: SUM-8700SR1

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Summit Racing™ Pro Diesel Camshafts SUM-9003R1

Camshaft, Duramax Pro 3 Cam, 190/193 Duration @.050 in., 108.5 LSA, +2 advanced, Intake .389/Exhaust .392 Lift, Revised Firing Order, Each

Part Number: SUM-9003R1

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Howards Cams LS Dual Valve Spring Kits 98118-K1

SPRING UPGRADE KIT

Part Number: HRS-98118-K1

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Summit Racing Equipment® Pro LS Tight-Lash Solid Roller Cams SUM-8700SR5

Pro LS Solid Roller Cam 5, 264 Int. / 272 Exh., 113 LSA + 3 Adv., .707/.707 lift with 1.7 rocker, .749/.749 with 1.8 with SUM-174012DP-16 Springs

Part Number: SUM-8700SR5

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Summit Racing Equipment® Pro LS Tight-Lash Solid Roller Cams SUM-8700SR4SP

Pro LS Solid Roller Cam 4 SP, 258 Int. / 270 Exh., 109 LSA + 2 Adv., .707/.707 lift with 1.7 rocker, .749/.749 with 1.8 with SUM-174012DP-16 Springs

Part Number: SUM-8700SR4SP

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Dorman Oil Pans 264-5601

Oil Pan, Steel, Black, Wet Sump, Chevrolet, GMC, Isuzu, Each

Part Number: RNB-264-5601

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Enginetech Cylinder Heads CH1056R

Engine Cylinder Head Complete Reman 03-09 BUI/CHV/OLD/PON 3.1L/3.4L

Part Number: EGN-CH1056R

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Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

D.S.S. E Series Forged Pistons 8795-4030

Piston Set, 6.0 / LS2 / L98 / LQ9 Stroker LS E Series +3cc LS Flat Top Piston Set. 4.030 bore

Part Number: DMS-8795-4030

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

BoostLine Connecting Rods BC6700-990S

Chevy BB 6.700" - Boost Line Single

Part Number: BLN-BC6700-990S

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

March Performance Serpentine Pulley Conversion Kits 23043-08

Pulleys, High Water Flow, Billet Aluminum, Black Powdercoated, Chevy, Big Block, Set

Part Number: MCH-23043-08

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Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Melling Camshafts 22323

CAMSHAFT ENGINE

Part Number: MEL-22323

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Melling Camshafts 22308

CAMSHAFT ENGINE

Part Number: MEL-22308

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Melling Valve Springs VSK46656T

VALVE SPRING KIT

Part Number: MEL-VSK46656T

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Melling Valve Springs VSK46656

VALVE SPRING KIT

Part Number: MEL-VSK46656

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Callies Performance Camshafts 180-089

Camshaft, LS Turbo 226, 226°/234° @ .050", .600"/.600" lift, 115°+4 LSA, 2800–7200 RPM

Part Number: CPI-180-089

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

D.S.S. E Series Forged Pistons 8795-4165

Piston Set, 7.0 / LS7 / LSX LS E Series +3cc LS Flat Top Piston Set. 4.165 bore

Part Number: DMS-8795-4165

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Callies Performance Camshafts 180-086

Camshaft, LS N/A 242, 242°/250° @ .050", .632"/.632" lift, 112°+2 LSA, 3800–7600 RPM

Part Number: CPI-180-086

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Callies Performance Camshafts 180-090

Camshaft, LS Turbo 231, 231°/239° @ .050", .612"/.602" lift, 114.5°+4 LSA, 3200–7600 RPM

Part Number: CPI-180-090

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

D.S.S. E Series Forged Pistons 8795-4130

Piston Set, 7.0 / LS7 / LSX LS E Series +3cc LS Flat Top Piston Set. 4.130 bore

Part Number: DMS-8795-4130

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Scorpion Race Series Rocker Arms SCP1064

1.8/1.75 BBC 7/16 Blue Race Series Rocker Arms Set of 16

Part Number: SCC-SCP1064

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Scorpion Endurance Series Rocker Arms SCP3045

1.75/1.7 BBC 7/16 Blue Endurance Series Rocker Arms Set of 16

Part Number: SCC-SCP3045

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Scorpion Endurance Series Rocker Arms SCP3064

1.8/1.75 BBC 7/16 Blue Endurance Series Rocker Arms Set of 16

Part Number: SCC-SCP3064

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today