1955 CHEVROLET Pioneer Automotive Engines & Components

ROCKER ARM STUD

Part Number: PIO-RM348-16

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 12/15/2025

Rocker Arm Studs, 7/16-14 in. Base Thread, 3/8-24 in. Rocker Arm Nut Thread, Chevy, Small Block, Set of 16

Part Number: PIO-850001

4.57 out of 5 stars ( 30 )

Estimated Ship Date: Monday 12/15/2025

Cylinder Head Dowel Pins, Chevrolet, GMC, Small Block. Set of 4

Part Number: PIO-S-1110

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/15/2025

Timing Cover Dowel Pins, Steel, Chevy, Pair

Part Number: PIO-839059

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/15/2025

Harmonic Balancer, Race, Internal Balance, Steel, Black, Chevy, Small Block, 4.3L V6, Each

Part Number: PIO-872021

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 12/15/2025

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Harmonic Balancer Repair Sleeve, Steel, Chevy, Pontiac, L6, V6, V8, Each

Part Number: PIO-HB-4121

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

Cylinder Head Dowel Pins, Chevy, Small Block, Set of 50

Part Number: PIO-PG-225-50

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

Freeze Plug Kit, Steel, Chevy, Small Block, Kit

Part Number: PIO-PE-100

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

Timing Cover Fasteners, Ten 1/4 in.-20 x 7/16 in. Bolts with Lock Washers, Natural, Fits Stamped Steel Covers, Chevrolet, V8, Set of 10

Part Number: PIO-S-1105

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

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

Part Number: PIO-S-1100

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/15/2025

Oil Pan Bolts, Steel, Hex Head, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: PIO-859017

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/15/2025

Valve Springs, OE Replacement, Standard Style, Single, 1.160 in. Coil Bind Height, 1.250 in. O.D., Chevrolet, Set of 100

Part Number: PIO-RV-943-X-100

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

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Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Chevy, Small Block, 4.3L V6

Part Number: PIO-872002

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/15/2025

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Rocker Arm Studs, Replacements, Chevy, Set of 16

Part Number: PIO-RM-347-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/15/2025

Harmonic Balancer Bolt, Hex Head, Steel, Yellow Zinc Dichromate, Chevy, Small Block, Each

Part Number: PIO-859012

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Chevy, Small Block, 4.3L V6

Part Number: PIO-872001

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 12/15/2025

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Valve Locks

Part Number: PIO-SS-555-HD

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

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Cylinder Head Dowel Pins, 0.250 in. O.D., Chevrolet, Small Block, Set of 100

Part Number: PIO-PG-653-100

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

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Timing Cover, Steel, Natural, Chevrolet, Small Block, Each

Part Number: PIO-500350S

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 30, 2025 if ordered today

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Cylinder Head Dowel Pins, 0.250 in. O.D., Chevrolet, Small Block, Set of 25

Part Number: PIO-PG-653-25

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

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ROCKER ARM KIT

Part Number: PIO-RK-346-X

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Timing Pointer, Adjustable, Aluminum, Black Anodized, 8.0 in. Balancer, Chevy, Small Block, Each

Part Number: PIO-839053

Not Yet Reviewed

Estimated Ship Date: Monday 12/15/2025

ROCKER ARM ADJ

Part Number: PIO-S-1010

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Harmonic Balancer, Street Performance, Internal Balance, Nodular Iron, Black, Chevy, Small Block, 4.3L V6

Part Number: PIO-872003

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Harmonic Balancer, Race, Internal Balance, 7.960 in., Iron, Black, GM, with GM V6, Chevy Small Block V8, Each

Part Number: PIO-872023

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 31, 2025 if ordered today

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