Availability
1981 Manley Engines & Components
Connecting Rod, Pro Series, 4340 I-Beam, Cap Screw, Bushed, 6.135 in. Length, Chevy, Big Block, Each
Part Number: MAN-14160-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Guideplate, Raised, Steel, Black Oxide, for 7/16 in. Pushrod Size, Chevy, Big Block, Each
Part Number: MAN-42149-1
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Guideplates, Raised, Steel, Black Oxide, 3/8 in. Pushrod Size, Chevy, Small Block, Each
Part Number: MAN-42150-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Guideplate, Flat, Steel, Black Oxide, 5/16 in. Pushrod Size, Ford, Small Block Windsor, Each
Part Number: MAN-42152-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each
Part Number: MAN-591330R-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each
Part Number: MAN-591335L-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each
Part Number: MAN-591335R-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Pistons, Forged, Flat, 4.040 in. Bore, Chevy, Set of 8
Part Number: MAN-591340-8
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each
Part Number: MAN-591340L-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each
Part Number: MAN-591340R-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Pistons, Forged, Flat, Gas Ported, Chevy, Set of 8
Part Number: MAN-591530-8
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Piston, Forged, Flat, 4.030 in. Bore, Gas Ported, Driver Side, Chevy, Each
Part Number: MAN-591530L-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Piston, Forged, Flat, 4.045 in. Bore, Gas Ported, Passenger Side, Chevy, Each
Part Number: MAN-591545R-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valves, Intakes, Stainless Steel, 2.055 in. Diameter, .341 in. Stem, 5.011 in. Length, Chevy, Set of 8
Part Number: MAN-11824-8
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Valves, Intake, Titanium, 2.350 in. Diameter, .3415 in. Stem, 5.500 in. Length, Chevy Big Block, Each
Part Number: MAN-11484B-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .274 in. Stem, 5.040 in. Length, Chevy, Each
Part Number: MAN-11235-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.354 in. Length, Chevy, Each
Part Number: MAN-11563-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.900 in. Diameter, .342 in. Stem, 5.422 in. Length, Set of 8
Part Number: MAN-11745-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .3415 in. Stem, 4.951 in. Length, Each
Part Number: MAN-11861-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, Severe Duty, Stainless Steel, 2.125 in. Diameter, 0.3415 in. Stem, 5.440 in. Length, Each
Part Number: MAN-11508-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.190 in. Diameter, .372 in. Stem, 5.218 in. Length, Chevy, Each
Part Number: MAN-11520-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Race Flo, Intake, Stainless Steel, 2.055 Head Diameter, .3415 Stem Diameter, 5.040 in. Length, Each
Part Number: MAN-11546-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valve, Intake, Race Series, Stainless Steel, 2.055 in. Diameter, 0.3415 in. Stem, 5.140 in. Length, Each
Part Number: MAN-11552-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
VALVE-S/D 2.300,+.200
Part Number: MAN-11784-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Valves, Race Master, Exhaust, 1.590 in. Diameter, Stainless Steel, Ford, 2.3L, Each
Part Number: MAN-11795-1
Not Yet Reviewed
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
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