Availability
1984 MERCURY Summit Racing Engines & Components
Counterweight, Harmonic Balancer, Bolt-On, 50 oz. External Balance, Ford, Small Block, Each
Part Number: SUM-25270
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Pan Drain Plug, Magnetic, Steel, Natural Finish, Neodymium Super Magnet, 1/2-20 RH in. Threads, Copper Seal, Each
Part Number: SUM-120102
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spacers, Harmonic Balancer Replacement Parts, Circlip, Sleeve, Kit
Part Number: SUM-35260
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Pan Drain Plug, Magnetic, Steel, Chrome Plated, Neodymium Super Magnet, 1/2-20 RH in. Threads, Copper Seal, Each
Part Number: SUM-120102C
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Counterweight, Harmonic Balancer, Bolt-On, 28 oz. External Balance, Ford, Small Block, Each
Part Number: SUM-25269
Estimated Ship Date: Today
Estimated Ship Date: Today
Timing Chain and Gear Set, Heavy-Duty, Double Roller, Iron/Billet Steel Sprockets, Ford, Small Block, Set
Part Number: SUM-TS73054
Not Yet Reviewed
Estimated Ship Date: Jun 16, 2026 if ordered today
Estimated Ship Date: Jun 16, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Oil Pan Drain Plug, Magnetic, Steel, Orange Powdercoated, Neodymium Super Magnet, 1/2-20 RH in. Threads, Copper Seal, Each
Part Number: SUM-120102O
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Counterweight, Harmonic Balancer, Bolt-On, 50 oz. External Balance, Ford, Small Block, Each
Part Number: SUM-65270
Estimated Ship Date: Today
Estimated Ship Date: Today
Counterweight, Harmonic Balancer, Bolt-On, 28 oz. External Balance, Ford, Small Block, Each
Part Number: SUM-65269
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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