1998 Manley Parts and Accessories

Valve, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.244 in. Length, Chevy, Each

Part Number: MAN-11780-1

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Estimated Ship Date: May 28, 2026 if ordered today

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Pistons, Forged, Flat, 4.600 in. Bore, Chevy, Big Block, Set of 8

Part Number: MAN-696180-8

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Valve, Intake, Titanium, 2.125 in. Diameter, .342 in. Stem, 5.440 in. Length, Universal, Each

Part Number: MAN-11424T-1

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Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.360 in. Length, Universal, Each

Part Number: MAN-11441T-1

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Valve, Intake, 2.325 in. Diameter, Stainless Steel, 0.250 in. Over Installed Length, Chevy, Big Block, Each

Part Number: MAN-12838-8

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Pistons, Forged, Flat, 4.500 in. Bore, Chevy, Big Block, Set of 8

Part Number: MAN-696200-8

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Valves, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 4.960 in. Length, Universal, Set of 8

Part Number: MAN-11463T-8

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

Part Number: MAN-591040R-1

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Valve, Intake, Stainless Steel, 2.100 in. Diameter, .341 in. Stem, 5.240 in. Length, Chevy, Each

Part Number: MAN-11750-1

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Piston, Forged, Dish, 4.600 in. Bore, Chevy, Big Block, Each

Part Number: MAN-696580-1

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Piston, Forged, Flat, 4.600 in. Bore, Chevy, Big Block, Each

Part Number: MAN-696280-1

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Pistons, Forged, Flat, 4.035 in. Bore, Chevy, Set of 8

Part Number: MAN-590135-8

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Pistons, Forged, Flat, 4.001 in. Bore, Chevy, Small Block, Set of 8

Part Number: MAN-592501C-8

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Piston, Forged, Dish, 4.530 in. Bore, Chevy, Big Block, Each

Part Number: MAN-696630-1

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

Part Number: MAN-591340L-1

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Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.160 in. Length, Universal, Each

Part Number: MAN-11413T-1

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Estimated Ship Date: May 27, 2026 if ordered today

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Valves, Intake, Stainless Steel, 1.940 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Set of 8

Part Number: MAN-10776-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Valve Springs, Single, 1.126 in. Outside Diameter, 330 lbs./in. Rate, 0.860 in. Coil Bind Height, Set of 16

Part Number: MAN-22185-16

3.0 out of 5 stars ( 1 )

Estimated Ship Date: May 27, 2026 if ordered today

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Pistons, Forged, Flat, 4.500 in. Bore, Chevy, Big Block, Set of 8

Part Number: MAN-696000-8

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Estimated Ship Date: May 26, 2026 if ordered today

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Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.060 in. Length, Universal, Each

Part Number: MAN-11425T-1

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Valves, VALVE-TI 2.100,5.140 BEAD LOC

Part Number: MAN-11478HTBC-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 26, 2026 if ordered today

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Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .3415 in. Stem, 4.951 in. Length, Each

Part Number: MAN-11861-1

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Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.021 in. Length, Chevy, Each

Part Number: MAN-11869-1

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Valves, VALVE-DODGE VIPER R/M 1.580

Part Number: MAN-11641-1

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Valves, Exhaust, NK-844 Stainless, 2.150 in. Diameter, .3415 in. Stem, 5.540 in. Length, Set of 8

Part Number: MAN-11766-8

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