MERCURY MONARCH Pioneer Automotive Engines & Components

Rocker Arm Adjusting Nuts, Non Roller, Polylock, 3/8-24 in. Stud Thread Diameter, Set of 16

Part Number: PIO-850008

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Timing Cover, Aluminum, Natural, Early Windsor, Ford, Each

Part Number: PIO-500302E

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Cylinder Head Dowel Pins, Split Type, Ford, Set of 4

Part Number: PIO-S-1112

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Freeze Plug Kit, Brass, Ford, 289, 302, 351W, Kit

Part Number: PIO-PE-108-B

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Harmonic Balancer, Internal Balanced, Nodular Iron, Black, 4-Bolt Pulley Pattern, Ford, 302, 351W, Each

Part Number: PIO-872034

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Oil Pan Bolts, Steel, GM, Hex Head, Kit

Part Number: PIO-S-1100

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Cylinder Head Dowel Pin, Ford, 5.0L, 5.8L, Set of 4

Part Number: PIO-839003

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Oil Pan Bolt Kit

Part Number: PIO-859019

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Valve Spring Retainer Kit

Part Number: PIO-817104

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Rocker Arm Studs, 7/16 x 3/8 in. Thread, 2.5 in. Overall Length, Chevy, Ford, V8, Set of 16

Part Number: PIO-850013

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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Harmonic Balancer, External Balance, 6.500 in. Diameter, Nodular Iron, Black, Ford/Mercury, Small Block, Each

Part Number: PIO-DA-2009

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Freeze Plugs, Steel, Ford, 289, 302, 351W, Kit

Part Number: PIO-PE108R

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Camshaft Thrust Plate, 0.250 in. Thick, Steel, Ford, Small Block Windsor, Set of 5

Part Number: PIO-PF125-5

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Valve Locks

Part Number: PIO-SS-555-HD

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Pushrod Kit

Part Number: PIO-815197

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Freeze Plugs, Brass, Ford, 289, 302, 351W, Kit

Part Number: PIO-PE108BR

5.0 out of 5 stars ( 7 )

Estimated Ship Date: May 18, 2026 if ordered today

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BR EXP PLUG KIT

Part Number: PIO-PE-105-B

Not Yet Reviewed

Estimated Ship Date: Today

Head Stud Kit

Part Number: PIO-851011

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Harmonic Balancer, External Balance, 6.510 in. Diameter, Nodular Iron, Ford/Lincoln/Mercury, Small Block, Each

Part Number: PIO-DA-3022

2.0 out of 5 stars ( 1 )

Estimated Ship Date: May 19, 2026 if ordered today

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Head Bolt Washer Kit

Part Number: PIO-852098

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Freeze Plug Kit, Brass, Ford, Kit

Part Number: PIO-830004

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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ROCKER ARM KIT

Part Number: PIO-RK-889-B

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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OIL PAN

Part Number: PIO-501074

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Harmonic Balancer, Street Performance, External Balance, Nodular Iron, Black, Ford, 302, 351W, Each

Part Number: PIO-872008

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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HARM BAL SLEEVE

Part Number: PIO-HB-3124

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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