Rotocoils

579-8703: Rotocoil Valve Spring Retainer

Cat® Rotocoil Valve Spring Retainer

8N-7782: 13.13mm Thick Valve Spring Rotocoil

Cat® 13.13mm Thick Valve Spring Rotocoil Used In Cylinder Head

7N-7639: Cylinder Head Valve Rotator

Cat® Engine Cylinder Head Valve Rotator

6I-2663: Rotocoil Valve Spring Retainer

Cat® Rotocoil Valve Spring Retainer

449-7113: Exhaust Valve Rotocoil

Cat® Exhaust Valve Rotocoil for distributing the heat load across the valve face

449-7114: 11.93mm Inner Diameter Intake Rotocoil

Cat® 11.93mm Inner Diameter Intake Rotocoil of Engine Cylinder swirls air to improve combustion

4P-4962: 38.81mm Outer Diameter Valve Spring Rotocoil

Cat® Engine Cylinder Head Valve Spring Rotocoil provides the necessary spring force to maintain the valve's position, ensuring the proper valve timing

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Factory Fit

This part is designed to fit your Cat equipment based on the manufacturer’s specifications.

Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts.

Remanufactured

Non-Returnable

Kit

Replaced

Remanufactured

Non-Returnable

Kit

Replaced

Benefits of adding equipment

579-8703: Rotocoil Valve Spring Retainer

8N-7782: 13.13mm Thick Valve Spring Rotocoil

7N-7639: Cylinder Head Valve Rotator

6I-2663: Rotocoil Valve Spring Retainer

449-7113: Exhaust Valve Rotocoil

449-7114: 11.93mm Inner Diameter Intake Rotocoil

4P-4962: 38.81mm Outer Diameter Valve Spring Rotocoil

197-7063: ROTOCOIL AS

030-7457: GASKET SET

103-1800: ROTOCOIL AS

103-5688: BELT SET

133-3814: ROTOCOIL AS

165-7590: ROTATOR

197-9663: TIGHTENER-BE

218-2935: ROTOCOIL AS

234-8777: ROTOCOIL AS

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Key

Factory Fit

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579-8703: Rotocoil Valve Spring Retainer

8N-7782: 13.13mm Thick Valve Spring Rotocoil

7N-7639: Cylinder Head Valve Rotator

6I-2663: Rotocoil Valve Spring Retainer

449-7113: Exhaust Valve Rotocoil

449-7114: 11.93mm Inner Diameter Intake Rotocoil

4P-4962: 38.81mm Outer Diameter Valve Spring Rotocoil

197-7063: ROTOCOIL AS

030-7457: GASKET SET

103-1800: ROTOCOIL AS

103-5688: BELT SET

133-3814: ROTOCOIL AS

165-7590: ROTATOR

197-9663: TIGHTENER-BE

218-2935: ROTOCOIL AS

234-8777: ROTOCOIL AS

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Key

Factory Fit

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Specifications

Diameter (in)

Length (in)

Outer Diameter (in)

Overall Length (in)

Specifications

Diameter (in)

Length (in)

Outer Diameter (in)

Overall Length (in)

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