Valve Springs, PAC Racing, Dual, 1.560 in. Outside Diameter, 500 lbs./in. Rate, 1.100 in. Coil Bind, Set of 16

Part Number: TFS-16318-16

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Rocker Arms, 1.7 Ratio, 7/16 in. Stud, Full Roller Design, Aluminum, Big Chevy, Set of 16

Part Number: TFS-41400621

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 427 lbs./in. Rate, 1.190 in. Coil Bind, Set of 16

Part Number: TFS-16094-16

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Exhaust Gaskets, Header, Multi-Layer Steel, Round Port, Chevy, Big Block, Pair

Part Number: TFS-41490931

Estimated Ship Date: Monday 10/19/2026 if shipped by air

Head Gasket, Multi-Later Steel, MLS, 4.375 in. Bore, .040 in. Compressed Thickness, Big Chevy, Each

Part Number: TFS-41394375-040

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Valve Springs, PAC Racing, Dual, 1.650 in. Outside Diameter, 653 lbs./in. Rate, 1.040 in. Coil Bind, Set of 16

Part Number: TFS-16414-16

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Cylinder Head Bolt Kit, Hex Head, Chromoly, Black Oxide, for Aluminum Heads, Chevrolet 396-454, Each

Part Number: TFS-92002

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Valve Spring Locators, Inside, Steel, .053 in. Thick, 1.550 in. Spring O.D., Set of 16

Part Number: TFS-21400440

Estimated Ship Date: Monday 10/19/2026 if shipped by air

Rocker Arm Studs, 7/16-20 in. Thread, 2.00 in. Effective Stud Length, Chevy, Big Block, Intake, Set of 8

Part Number: TFS-41400613

Estimated Ship Date: Monday 10/19/2026 if shipped by air

Valve Spring Retainers, Titanium, 10 Degree, 1.500 in. Outside Diameter, .710 in. Inside Diameter, Set of 16

Part Number: TFS-214T0525

Estimated Ship Date: Nov 24, 2026 if ordered today

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Camshaft, Mechanical Roller, Advertised Duration 317/333, Lift .850/.828, Lobe Sep. 114, Big Block Chevy, Each

Part Number: TFS-41404002

Estimated Ship Date: Nov 23, 2026 if ordered today

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Head Gasket, Multi-Later Steel, MLS, 4.540 in. Bore, .040 in. Compressed Thickness, Big Chevy, Each

Part Number: TFS-41394540-040

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Valve Locks, Machined, Chromoly, 10 Degree, 1-Groove, 11/32 in. Valve Stem, - 0.050 in., Set of 32

Part Number: TFS-52400445

Estimated Ship Date: Monday 10/19/2026 if shipped by air

Valve Spring Locators, Outside, Steel, .075 in. Thick, 1.740 in. O.D., 1.640 in. Spring O.D., Set of 16

Part Number: TFS-41400434

Estimated Ship Date: Monday 10/19/2026 if shipped by air

Valve Spring Retainers, Chromoly Steel, 10 Degree, Dual spring +.050, 1.550 in. O.D., .686 in. I.D., Set of 16

Part Number: TFS-41400423

Estimated Ship Date: Monday 10/19/2026 if shipped by air

Rocker Arm Studs, 7/16-20 in. Thread, 3.30 in. Effective Stud Length, Chevy, Big Block, Exhaust, Set of 8

Part Number: TFS-41400614

Estimated Ship Date: Monday 10/19/2026 if shipped by air

Valve Covers, Tall, Perimeter Bolt, Fabricated Aluminum, Etched Logo, Chevy, Big Block, Pair

Part Number: TFS-41400805

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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

Part Number: TFS-41400700

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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Valve Spring Retainers, Titanium, 10 Degree, 1.500 in. Outside Diameter, .765 in. Inside Diameter, Set of 16

Part Number: TFS-214T0620

Estimated Ship Date: Nov 25, 2026 if ordered today

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A460 Valve Spring Retainers, Titanium, 10 Degree, 1.625 in. OD, .640 in. Inside Diameter, Set of 16

Part Number: TFS-214T0650

Estimated Ship Date: Monday 10/19/2026 if shipped by air

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