Engines & Engine Parts

Pro LS 2618 Forged Piston, 4.030 bore, 1.299 C.H., 2cc Flat, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LY6 LQ4 LQ9, Set of 8

Part Number: SUM-2999274030-2

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Valve Covers, Cast Aluminum, Black Powdercoat, Tall, Chevrolet, Bowtie Emblem, Chevy, Small Block, Pair

Part Number: PRO-141-921

4.75 out of 5 stars ( 53 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Cylinder Head Studs, Pro Series, 12-Point Heads, Chrysler, Dodge, 5.7, 6.1, 6.2, 6.4L, Kit

Part Number: ARP-244-4300

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Cam and Lifter kit, Pro SBC Hyd. Roller Hot Cam Plus, 218/227 Dur., 112 LSA + 1, .525/.520 1.5 Ratio,1800-6300 RPM Range, '87-02 Gen 1 Roller Block

Part Number: SUM-K8802

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Cylinder Head Studs, Pro Series, 12-Point Heads, Ford, 6.0L Diesel, Kit

Part Number: ARP-250-4202

5.0 out of 5 stars ( 33 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 4.000 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045005

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Piston Rings, Plasma Moly Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 3.780 in. Bore, 1.5mm, 1.5mm, 3.0mm, Set

Part Number: SUM-136SM8531005

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Stage 1 Pro LS Drop-in Truck Swap Cam, 210/218 112 +1, .500/.500 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, LS1 LS2 LS6 LS7 LS9 LS3 LH6 LQ4 LQ9, Each

Part Number: SUM-8712R1

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Cylinder Head Fasteners, 12-point Style, Stud, Mixed Length Lower, Early LS Style, 8740 Chromoly Material, 180,000 psi, Black Oxide Finish, Kit

Part Number: ARP-234-4316

4.86 out of 5 stars ( 22 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Pro LS 2618 Forged Piston, 4.030 bore, 1.110 C.H., 20cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.0 LY6 LQ4 LQ9, Set of 8

Part Number: SUM-110927403020

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Camshaft, Stage 2, Pro LS Turbo Cam. 226/230 Dur., .600/.575 Lift, 113+4 Lobe Sep. , 5.3, 5.7, 6.0, 6.2, 7.0, LS1 LS2 LS6 LS3 LS7 LQ4 LQ9 LS9, Each

Part Number: SUM-8706R1

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Stage 4 Pro LS Cam 238/246 113+3, .625/.605 Lift, Maximum power version, 3-bolt 5.3, 5.7, 6.0, 6.2, 7.0, LS1 LS2 LS6 LS3 LS7 LSA LQ4 LQ9 LS9 LY6 LY5

Part Number: SUM-8709R1

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Stage 1 Pro LS Truck Swap Cam, High-Lift version, 209/217 112 + 1 .550/.550 Lift, 3-bolt, 4.8-6.2L, LQ4 LQ9 LY6 LS1 LS2 LY6 LS6 LS7 LS9 LH6, Each

Part Number: SUM-8719R1

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360002

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Crate Engines, Pro Series Chevy 572 C.I.D. 745 HP Dressed Long Block, 9.4L/572, Assembled, Internal Balance, Tall Deck Engine, Chevrolet, 9.4L, Each

Part Number: MLL-PS5720CTC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Pro SBC Stage 2 Hyd. Roller Cam, 212/218 Dur., 112 LSA + 0 Adv, .525/.520 1.5 Ratio, .560/.555 1.6 Ratio,1500-6000 RPM Range, 87-02 Gen 1 Roller Block

Part Number: SUM-8801

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Crate Engine 572 BBC dressed W/ Polished Pulley Kit

Part Number: MLL-PS5720CTCK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Crate Engine, Dressed Longblock, Big Block Chevy, 540ci Stroker, BBC Crate Motor, Standard Deck Height, 670HP

Part Number: MLL-PS5401CTC

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Cam and Lifter kit, Stage 2, LS Truck Swap Cam, 218/227 112+2, .522/.524 Lift, 3-bolt, 4.8, 5.3, 5.7, 6.0, 6.2, Each

Part Number: SUM-K8701R1

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Cylinder Head Studs, Pro Series, Hex Nuts, 7/16 in. Threads, Ford, 289-302, Kit

Part Number: ARP-154-4001

4.79 out of 5 stars ( 28 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Camshaft, Stage 2, LS Truck Swap Cam, High lift version, 218/227 112+2, .600/.600 Lift, 3-bolt, LS1 LS2 LS6 LS3 LQ4 LY6 LQ9 Each

Part Number: SUM-8720R1

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Summit B303 Plus Hyd. Roller Cam, 224/232 Duration, 114 LSA + 3 Adv, .550/.540 1.6 Ratio, .585/.574 1.7 Ratio, 2800-6300 Range, '85-1996 Roller Block

Part Number: SUM-8901

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Rocker Arms, Ultra Pro Magnum, 7/16 in. Stud Mount, Chromoly Steel, 1.6 Ratio, Ford, Small Block, Set of 16

Part Number: CCA-1632-16

4.92 out of 5 stars ( 24 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Valve Covers, Tall, Steel, Chrome, Chevrolet Logo, Chevy, Small Block, Pair

Part Number: PRO-141-905

4.52 out of 5 stars ( 42 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Connecting Rods, 4340, I-Beam, 12-Point, Cap Screw, 5.700 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-25700716

4.94 out of 5 stars ( 17 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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