Camshafts & Valvetrain

Timing Chain, Double Roller, GMC, 305, V6, Each

Part Number: MEL-166

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

EXHAUST VALVE

Part Number: MAH-2114636

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

LS Dual Springs, Hyd. Roller,.650 Max Lift @ 160 Lb. seat @ 1.800 Installed, 425 Lb. @ 1.125 Open, 1.020 C.B., 1.304 Dia., 392 Rate, Like PAC 1905 ea.

Part Number: SUM-174010D-1

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Hemi or LT Beehive Springs, .650 Lift @ 140 Lb. seat @ 1.900 Install, 438 @ 1.250 Open, 1.215 C.B., 1.290 Dia., 405 Rate, Like PAC 1275X PSI 1515

Part Number: SUM-174014BP-1

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Hemi Beehive Springs, .680 Max Lift @ 150 Lb. seat @ 1.800 Installed, 429 @1.120 Open. 1.070 C.B., 1.290 Dia., 410 Rate, Like PAC 1276X PSI 1516

Part Number: SUM-174015BP-1

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Pushrods, Valvetrain, GM Genuine Parts Pushrods, 3/8 in. Diameter, 7.750 in. Length, Chevy, Each

Part Number: ADO-12593344

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

• $20.00 Summit Bucks

Rocker Arm, Stud Mount, Roller Tip, Steel, 1.65 Ratio, Fits 7/16 in. Stud, Pontiac, Each

Part Number: CCA-1452-1

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Valves, Intake, Stainless Steel, 2.190 in. Diameter, .344 in. Stem, 5.500 in. Length, Each

Part Number: TFS-56400211-1

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Pro LS Valve Spring, Drop in, 0.630 Max Lift, Single Beehive, 1.300 in. O.D., 340 lbs./in. Spring Rate, 1.800 in. Installed Height, Each

Part Number: SUM-174005-1

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Rocker Arm Spacers, Ultra Pro Magnum, Shaft Rockers, Mopar, Each

Part Number: CCA-CR40

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Lifter Guide, Hydraulic Roller Style, Plastic, Chevy, LS-2, Non AFM/DOD engines, Each

Part Number: SUM-150133

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

Pushrod, Swedged End, Chromoly, 5/16 in. Diameter, 3/8 in. Ball/Ball Ends, 7.700 in. Length, Each

Part Number: HRS-95104-1

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Valve, BB Chev, 1.880, 11/32, Std.

Part Number: HRS-18801N

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Valve, Chev LS, 2.165, 8mm, Std.

Part Number: HRS-21608N

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Valve, Intake, 1.940 in. Head Diameter, 8.73mm Stem Diameter, 4.911 in. Overall Length, Chevy, Small Block, Each

Part Number: HRS-19401N

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Lifters, Performance, Hydraulic Flat Tappet, 0.842 in. Diameter, 2.068 in. Seat Height, Buick, Cadillac, V8, Set of 16

Part Number: HRS-91311-1

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Lifter, Mechanical Flat Tappet, Chevy, Big, Small Block, Each

Part Number: HRS-91115-1

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Rocker Arms, Long Slot, Stud Mounting Style, Non-roller, 1.6 Ratio, Steel, Chevy, Small Block, Each

Part Number: HRS-90008-1

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Rocker SB Chev 1.6 x 3/8"

Part Number: HRS-90046-1

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Camshaft Retainer Plat, Chev SB, 4.230"

Part Number: HRS-94553

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Camshaft Retainer Plat, Ford SB 69-86

Part Number: HRS-94556

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Camshaft Retainer Plat, Pontiac 301-400-455

Part Number: HRS-94559

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Pushrod, Swedged End, Chromoly, 5/16 in. Diameter, Ball/Ball Ends, 6.500 in. Length, Each

Part Number: HRS-95003-1

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Pushrod, Swedged End, Chromoly, 5/16 in. Diameter, Ball/Ball Ends, 6.350 in. Length, Each

Part Number: HRS-95004-1

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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Pushrod, Swedged End, Chromoly, 5/16 in. Diameter, Ball/Ball Ends, 6.700 in. Length, Each

Part Number: HRS-95005-1

Not Yet Reviewed

Estimated Ship Date: Oct 23, 2025 if ordered today

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