Availability
1991 FORD MUSTANG Engines & Components
Harmonic Balancer, Street Performance, External Balance, Nodular Iron, Black, Ford, 5.0L, Each
Part Number: PIO-872010
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Piston Rings, Premium Ductile Ring Sets, 0.035 in. Oversize, 4.035 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8
Part Number: HSN-2M5523035
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Engine Piston Ring Set, 8-Cyl Claimer Ring Set; Plasma Moly
Part Number: HSN-CM5530030
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Rod Bearings, Duraglide, P-Series, Tri-Metal Design, Copper/Lead Alloy, 0.01 in./0.25 mm. Undersize Cranksharft, Ford, 4.2L, 4.3L, 5.0L, Set of 8
Part Number: PEB-8B634P-10
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Drain Pan Plugs, Plug, Thread Size 14mm x 1.50, Each
Part Number: RNB-65175
Estimated Ship Date: Today
Estimated Ship Date: Today
VALVE SPRING KIT
Part Number: MEL-VSK46672
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Valve Locks
Part Number: PIO-SS-555-HD
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Harmonic Balancer Pilot Adapter
Part Number: PQX-2391011
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Oil Drain Pan Plugs, Plug, Thread Size 14mm x 1.50, Each
Part Number: RNB-092-020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
CHAIN-TIMING SET (3)
Part Number: MEL-3-700SA
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Combo, BBK, Pulley Set, Aluminum, Polished, March Performance, A/C Eliminator, w/Belt, Ford, 5.0L, Kit
Part Number: CMB-08-0013
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Expansion Plugs, Steel, Diameter 2.162 in., Various, Pack of 10
Part Number: RNB-555-070
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Filter, Defense, Canister Style, Each
Part Number: FRM-DL8A
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve Cover Bolts, Black, Steel, Allen Head, for Fabricated Valve Covers, V8, Windsor, Ford, Set of 12
Part Number: PQX-4130217
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-SM8556065
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
FORD 302 Main Girdle Stud Kit, 4135 ChromolyPRW Steel Studs, Includes 10ea 1/2" Longer Studs, 7/16"-14/20 x 4.80" Studs, Nuts & Washers.
Part Number: PQX-1000202
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Harmonic Balancer, PQx, 50 oz. Balance, Black, Ford, Small Block, Each
Part Number: PQX-2430241
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly
Part Number: HSN-CM5531S040
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Engine Piston Ring Set, 4-Cyl Ring Set; Phosphate
Part Number: HSN-5761020
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Oil Pump Driveshaft, Ford, Mercury, 2.0/2.3L, Each
Part Number: MEL-IS-86C
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-2M5538030
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Main Bearings, Aluglide, A-Series, Grooved, Bi-Metal Design, 0.02 in./0.50mm Undersize Crankshaft, Ford, Omega, 4.2L, 4.7L, 5.0L, 5.7L, Set of 5
Part Number: PEB-5M590A-20
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly
Part Number: HSN-SM8537005
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Valve Locks, Stock, 2-Groove, Steel, Ford, Lincoln, Mercury, Two Halves, Each
Part Number: MEL-472004
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.045 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, W8, Set
Part Number: HSN-2M8543045
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
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