CHEVROLET Engines & Components

Summit Factory Performance Stage 3 LS Single Plane Cam, 236/246 110 +0 .612/.612 Lift, LS1 LS2 LS6 LS3 LQ9, Summit's version of Factory LSX 454 cam

Part Number: SUM-8702

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Tuesday 9/2/2025

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Valve Covers, Aluminum LS, Centerbolt, Plain Top, Cast Aluminum, Black Textured, Baffled, Chevy, LS, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Pair

Part Number: HLY-241-91

4.66 out of 5 stars ( 32 )

Estimated Ship Date: Tuesday 9/2/2025

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Cam and Lifter kit, Pro SBC Retrofit Stage 2 Hyd.Roller LS Firing Order, 218/227 Dur., 110 LSA + 1 Adv, .525/.520 1.5 Ratio, 1800-6250 RPM Range

Part Number: SUM-K1222

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Pro LS 2618 Forged Piston, 4.030 bore, 1.326 C.H., 12cc dish, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LQ4 LQ9

Part Number: SUM-326945403012

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Gear Drive, Noisy, Dual Idler, Chevy, Small Block, Set

Part Number: SUM-G6700

4.83 out of 5 stars ( 24 )

Estimated Ship Date: Tuesday 9/2/2025

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Engine Assembly, Stage 2 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 350, Each

Part Number: HPE-HP89M

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

• Core Charge $510.00
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Valve Covers, Cast Aluminum, Orange, Tall, Chevrolet, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-924

4.8 out of 5 stars ( 25 )

Estimated Ship Date: Tuesday 9/2/2025

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Pistons, Forged Aluminum, Flat, 4.020 in. Bore, 1.304 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8

Part Number: SUM-17407C-20

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Harmonic Balancer, Super Damper Serpentine Series, Internal Balance, 7.480 in. O.D., Aluminum/Steel, Chevy

Part Number: ATI-917315

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400706

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Valve Covers, Slant Edge, Tall, Perimeter Bolt, Cast Aluminum, Textured Black Powdercoated, Chevrolet Logo Top Style, Chevrolet, Big Block, Pair

Part Number: PRO-141-870

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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Valve Covers, Stock Height, 1.22 in. Dia. Holes, with 0.75 in. I.D./1 in. I.D. Grommets, Steel, Black Wrinkle, Chevrolet Logo, Chevy, Small Block,Pair

Part Number: PRO-141-750

4.95 out of 5 stars ( 41 )

Estimated Ship Date: Tuesday 9/2/2025

Camshaft, BTR LS3 Stage 4 V2, 233 int./25X exh. Duration, 0.636 in./0.636 in. Lift, 111 LSA, 3-Bolt, 6.2L, Each

Part Number: BTC-BTRLS3STAGE4

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Oil Filter, Canister, 13/16 in.-16 Thread, Each

Part Number: WIX-51061R

4.22 out of 5 stars ( 18 )

Estimated Ship Date: Tuesday 9/2/2025

Belt Drive, 2-Piece Upper, Dry System, Chevy, Small Block, Kit

Part Number: JES-KBD-31000

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Engine 427 c.i. GM LS Style Proseries Iron Block, Fabbed Alum Intake, No Controller

Part Number: MLL-PSLS42750CTF

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Cam and Lifter kit, Pro SBC Retrofit Stage 3 Hyd. Roller LS Firing Order, 224/232 Dur., 110 LSA + 2 Adv, .550/.540 1.5 Ratio, 2000-6300 RPM Range

Part Number: SUM-K1223

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS362258

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Cam and Lifter kit, Pro SBC Stage 4 Hyd. Roller Cam, 224/232 Dur. 112 LSA + 2 Adv, .550/.540 1.5 Ratio, 2000-6500 RPM Range, 87-02 Gen 1 Roller Block

Part Number: SUM-K8803

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Rod Bearing, H Series, .001 in Crankshaft Undersize, TM-77, Chevy, Small Block, Each

Part Number: CLE-CB663HN1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

Pro LS 2618 Forged Piston, 4.030 bore, 1.299 C.H., 12cc Dish, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LY6 LQ4 LQ9,Set of 8

Part Number: SUM-299927403012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Crate Engine, GM 383 Stroker 500HP Stage 3, Long Block, Aluminum Heads, Intake Manifold, Carburetor, Each

Part Number: HPE-HP55C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

• Core Charge $510.00
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Rocker Arm Stud Girdle, Eliminator, Aluminum, Gold Anodized, Chevy, Small Block, Pair

Part Number: AFR-6200

4.48 out of 5 stars ( 27 )

Estimated Ship Date: Tuesday 9/2/2025

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Set of 8

Part Number: SUM-17351C-40

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Tuesday 9/2/2025

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Oil Pump, High-Volume, Standard Pressure, Chevy, Small Block, Each

Part Number: SUM-121155

4.7 out of 5 stars ( 66 )

Estimated Ship Date: Tuesday 9/2/2025