Howards Cams Engines & Components

Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal Balance, 2-Piece Seal, Each

Part Number: HRS-H454256322T

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Crankshaft, Chev SB, 454 Main, 4.750"

Part Number: HRS-H454756722T

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Piston Rings, Ring, Oil, 4.035"

Part Number: HRS-H485040305O

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Piston Rings, Ring, Second, 4.035"

Part Number: HRS-H485040305S

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Valve Spring, Dual, 1.445 in. Outside Diameter, 347 lbs./in. Rate, 1.125 in. Coil Bind Height, Each

Part Number: HRS-98412-1

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Valve Spring, Dual, 1.437 in. Outside Diameter, 380 lbs./in. Rate, 1.250 in. Coil Bind Height, Each

Part Number: HRS-98431-1

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Valve Springs, Dual, Mechanical Flat Tappet, 1.435 in. O.D., 455 lbs/in, 1.055 in. Coil Bind Height, Set of 16

Part Number: HRS-98437

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Valve Springs, Dual, Mechanical Flat Tappet, 1.435 in. OD, 455 lbs/in, 1.055 in. Coil Bind Height, Damper, Each

Part Number: HRS-98437-1

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Valve Spring, Dual, 1.437 in. Outside Diameter, 283 lbs./in. Rate, 1.025 in. Coil Bind Height, Each

Part Number: HRS-98442-1

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Valve Springs, Dual, 1.437 in. Outside Diameter, 283 lbs./in. Rate, 1.025 in. Coil Bind Height, Single

Part Number: HRS-98447-1

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Valve Springs, Dual, 1.514 in. Outside Diameter, 348 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98513-1

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Valve Spring, Dual, 1.510 in. Outside Diameter, 350 lbs./in. Rate, 1.300 in. Coil Bind Height, Each

Part Number: HRS-98515-1

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Valve Spring, Dual, 1.480 in. Outside Diameter, 420 lbs./in. Rate, 1.270 in. Coil Bind Height, Each

Part Number: HRS-98542-1

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Valve Spring, Dual, 1.550 OD, .812 ID, Each

Part Number: HRS-98543-1

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Valve Spring, Dual, 1.550 in. Outside Diameter, 341 lbs./in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: HRS-98611-1

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Valve Springs, Single, 1.539 in. Outside Diameter, 335 lbs./in. Rate, 1.150 in. Coil Bind Height, Damper, Each

Part Number: HRS-98612-1

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Valve Springs, Dual, 1.539 in. Outside Diameter, 510 lbs./in. Rate, 1.150 in. Coil Bind Height, Single

Part Number: HRS-98630-1

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Valve Spring Locators, Inside, Steel, .035 in. Thick, 1.270 in. O.D., .505 in. I.D., Each

Part Number: HRS-96023-1

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 297/307, Lift .507/.530, Chevy, Small Block, Each

Part Number: HRS-110061-08

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 279/279, Lift .465/.465, Chevy, Small Block, Each

Part Number: HRS-110941-11

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Camshaft, Mechanical Flat Tappet, Advertised Duration 291/299, Lift .536/.555, Chevy, Small Block, Each

Part Number: HRS-112092-05

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 285/289, Lift .480/.488, Chevy, Small Block, Each

Part Number: HRS-112141-10

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Camshaft, Mechanical Flat Tappet, Advertised Duration 287/291, Lift .530/.536, Chevy, Small Block, Each

Part Number: HRS-112312-08

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 279/289, Lift .465/.470, Chevy, Small Block, Each

Part Number: HRS-112581-08

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Camshaft, Hydraulic Flat Tappet, Advertised Duration 279/289, Lift .465/.470, Chevy, Small Block, Each

Part Number: HRS-112581-12

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