1998 Manley Parts and Accessories

Oil Pump, Pro-Flo, Wet Sump Style, High-volume, Standard-pressure, Chevy, Small Block LS, Each

Part Number: MAN-71296

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Estimated Ship Date: May 28, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .311 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11303-1

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Valve, Intake, Titanium, 2.055 in. Diameter, .342 in. Stem, 4.940 in. Length, Universal, Each

Part Number: MAN-11452T-1

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Estimated Ship Date: May 28, 2026 if ordered today

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Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-590130R-1

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Estimated Ship Date: May 28, 2026 if ordered today

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Valve Springs, Single, 1.175 in. Outside Diameter, 255 lbs./in. Rate, 1.080 in. Coil Bind Height, Set of 16

Part Number: MAN-221437-16

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Valve, Intake, Stainless Steel, 46.8mm Diameter, .275 in. Stem, 4.630 in. Length, Ford, Each

Part Number: MAN-11638-1

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Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-590230R-1

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Valve, Intake, Titanium, 2.150 in. Diameter, .342 in. Stem, 5.540 in. Length, Universal, Each

Part Number: MAN-11460T-1

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Piston, Forged, Dish, 4.500 in. Bore, Chevy, Big Block, Each

Part Number: MAN-696500-1

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Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Set of 8

Part Number: MAN-12850H-1

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Valve, Intake, Stainless Steel, 2.300 in. Head Diameter, 5.494 in. Length, Chevy, Big Block, Set of 8

Part Number: MAN-12854-1

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Valves, Intake, Titanium, 2.125 in. Diameter, .342 in. Stem, 5.440 in. Length, Universal, Set of 8

Part Number: MAN-11424T-8

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Piston, Forged, Dish, 3.552 in. Bore, Ford, Modular V8, Each

Part Number: MAN-594400C-1

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Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591230L-1

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Valve, Intake, Severe Duty, Stainless Steel, 1.937 in. Diameter, 0.342 in. Stem, 4.911 in. Length, Each

Part Number: MAN-11592-1

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Estimated Ship Date: May 27, 2026 if ordered today

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Valve, Intake, Severe Duty, Stainless Steel, 2.125 in. Diameter, 0.3415 in. Stem, 5.440 in. Length, Each

Part Number: MAN-11508-1

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Estimated Ship Date: May 26, 2026 if ordered today

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Valves, Exhaust, XH-428 Stainless, 1.600 in. Diameter, .3415 in. Stem, 5.465 in. Length, Set of 8

Part Number: MAN-11513-8

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Valves, Exhaust, Stainless Steel, 1.220 in. Diameter, .274 in. Stem, 4.587 in. Length, Each

Part Number: MAN-11617-1

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Estimated Ship Date: May 26, 2026 if ordered today

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Connecting Rod, Pro Series, I-Beam, 4340 Steel, 6.142 in. Length, Bushed, Cap Screw, Eagle, Mitsubishi, Set of 4

Part Number: MAN-14421-4

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Estimated Ship Date: May 26, 2026 if ordered today

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Connecting Rod, Sportmaster, 4340 I-Beam, Cap Screw, Bushed, 5.7 in. Length, Custom Bore Sizes, Chevy, Each

Part Number: MAN-14101-1

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Estimated Ship Date: May 27, 2026 if ordered today

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Valve, Intake, Stainless Steel, 1.920 in. Diameter, 0.311 in. Stem, 5.728 in. Length, Dodge, Set of 10

Part Number: MAN-11642-1

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591330R-1

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Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each

Part Number: MAN-590140R-1

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Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each

Part Number: MAN-591340R-1

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Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591130R-1

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