Proform Parts Engines & Components

Valve Cover Breather, Slant Edge Aluminum, Push-in, Round, Polished, 2.500 in. Diameter, 1.220 in. Hole Size, Red Bowtie, Each

Part Number: PRO-141-851

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Harmonic Balancer Cover, Aluminum, Chrome, 8 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-66518CC

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Valve Cover Wing Nuts, Shark Gray, Recessed Omega "M" Emblem on Top, Set of 4

Part Number: PRO-440-886

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Harmonic Balancer Cover, Aluminum, Black, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-141-727

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Valve Cover Wing Bolts, Shark Gray, Red Chevrolet Bowtie Logo, 1/4 in.-20 Thread, 4.125 in. Long, Set of 4

Part Number: PRO-141-886

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Valve Cover Hold-Down Tabs, Steel, Shark Gray, Chevy, Small Block V8, Set of 4

Part Number: PRO-141-885

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Alternator Pulley, Serpentine, Steel, 6-Groove, Silver Zinc, Each

Part Number: PRO-66451

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Rocker Arm, Shaft Mount, Roller, Aluminum, 1.5 Ratio, Chrysler, Big Block, Right Side, Each

Part Number: PRO-66868R

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Rocker Arm, Shaft Mount, 1.5 Ratio, Aluminum, Roller Rocker, Chrysler, 318/340/360, Each

Part Number: PRO-66869P

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Harmonic Balancer Cover, Aluminum, Chrome, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-141-725

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Harmonic Balancer Cover, Aluminum, Chrome, 6 3/4 in. Diameter, Degree Markings, Chevy, Small Block, Each

Part Number: PRO-66517CC

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Apr 17, 2026 if ordered today

• Drop Ship
• Special Order

Valve Cover Breather, Clamp-On, Round, Steel/Rubber, Chrome/Black, Bowtie Emblem, Each

Part Number: PRO-141-625

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

• Drop Ship
• Special Order

Alternator Brackets, Adapter Type, Aluminum, Black, Each

Part Number: PRO-66663

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

• Drop Ship
• Special Order

Alternator Pulley, Serpentine, Steel, 7-Groove, Silver Zinc, Each

Part Number: PRO-66452

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Valve Cover Studs, with Mini Hex Nuts, Bowtie Emblem, Steel, Metallic Gray, 1/4 in.-20, 1.5 in. Length

Part Number: PRO-141-367

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow