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Manley performance products have been tearing up streets and tracks worldwide since 1966. Throughout the 1970s, legendary racers such as Don Garlits, Bill Jenkins, Joe...
Manley performance products have been tearing up streets and tracks worldwide since 1966. Throughout the 1970s, legendary racers such as Don Garlits, Bill Jenkins, Joe Mondello, and “Jungle Jim” Liberman equipped their vehicles with Manley components. Today, Manley manufactures crankshafts, connecting rods, pistons, pushrods, rocker arms, valve springs, lash caps, guideplates, and many other OEM and high performance components. Unleash your street/strip machine’s true power potential with time-tested components from Manley. Find thousands of Manley performance parts right here on SummitRacing.com!
Manley performance products have been tearing up streets and tracks worldwide since 1966. Throughout the 1970s, legendary racers such as Don Garlits, Bill Jenkins, Joe Mondello, and “Jungle Jim” Liberman equipped their vehicles with Manley components. Today, Manley manufactures crankshafts, connecting rods, pistons, pushrods, rocker arms, valve springs, lash caps, guideplates, and many other OEM and high performance components. Unleash your street/strip machine’s true power potential with time-tested components from Manley. Find thousands of Manley performance parts right here on SummitRacing.com!
Showing In Stock Items. Show All 345 Items.
Valves, Intake, Stainless Steel, 2.020 in. Diameter, .371 in. Stem, 4.980 in. Length, Mopar, Set of 8
Part Number: MAN-11782-8
Estimated Ship Date: Today
Estimated Ship Date: Today
Connecting Rods, 4340 H-Beam, Cap Screw, Bushed, Mopar, Hemi V8 Modular, Set of 8
Part Number: MAN-14087-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Connecting Rods, 4340 H-Beam, Cap Screw, Bushed, Mopar, Hemi V8 Modular, Set of 8
Part Number: MAN-14087R-8
Estimated Ship Date: Today
Estimated Ship Date: Today
Connecting Rods, 4340 H-Beam, Cap Screw, Bushed, Mopar, Hemi V8 Modular, Set of 8
Part Number: MAN-14085-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .371 in. Stem, 4.970 in. Length, Mopar, Set of 8
Part Number: MAN-11781-8
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.050 in. Stroke, Mopar Hemi V8 Modular, Each
Part Number: MAN-191832
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Connecting Rods, H-Beam, Forged 4340 Steel, Shot-Peened, Floating, 6.125 in. Long, Mopar Hemi Gen III, Set of 8
Part Number: MAN-14057R-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.080 in. Diameter, .372 in. Stem, 4.873 in. Length, Mopar, Each
Part Number: MAN-11892-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Exhaust, Stainless Steel, 1.810 in. Diameter, .372 in. Stem, 5.010 in. Length, Mopar, Set of 8
Part Number: MAN-11309-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.810 in. Diameter, .372 in. Stem, 4.908 in. Length, Mopar, Set of 8
Part Number: MAN-11891-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.140 in. Diameter, .372 in. Stem, 5.000 in. Length, Mopar, Set of 8
Part Number: MAN-11314-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.940 in. Diameter, .308 in. Stem, 4.865 in. Length, Mopar, Set of 8
Part Number: MAN-11317-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
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Valve, Exhaust, Stainless Steel, 1.810 in. Diameter, .372 in. Stem, 4.908 in. Length, Mopar, Each
Part Number: MAN-11891-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.740 in. Diameter, .372 in. Stem, 5.010 in. Length, Mopar, Set of 8
Part Number: MAN-11307-1
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.740 in. Diameter, .372 in. Stem, 4.908 in. Length, Mopar, Each
Part Number: MAN-11859-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.190 in. Diameter, .342 in. Stem, 5.344 in. Length, Mopar, Each
Part Number: MAN-11380-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .371 in. Stem, 4.980 in. Length, Mopar, Each
Part Number: MAN-11782-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.140 in. Diameter, .372 in. Stem, 5.000 in. Length, Mopar, Set of 8
Part Number: MAN-11314-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve, Intake, Stainless Steel, 2.250 in. Diameter, .342 in. Stem, 5.440 in. Length, Mopar, Each
Part Number: MAN-11382-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Intake, Stainless Steel, 2.020 in. Diameter, .372 in. Stem, 5.050 in. Length, Mopar, Set of 8
Part Number: MAN-11550-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .372 in. Stem, 5.050 in. Length, Mopar, Each
Part Number: MAN-11550-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .371 in. Stem, 4.970 in. Length, Mopar, Each
Part Number: MAN-11781-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.740 in. Diameter, .372 in. Stem, 5.010 in. Length, Mopar, Set of 8
Part Number: MAN-11307-8
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.900 in. Diameter, .308 in. Stem, 4.855 in. Length, Mopar, Each
Part Number: MAN-11315B-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .371 in. Stem, 5.075 in. Length, Mopar, Each
Part Number: MAN-11549-1
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
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