4G63 4G64 SOHC head bolt set Key Features
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Direct-fit head bolt replacement
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Designed for 2.0L – 2.4L SOHC engines
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Durable steel construction
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Meets OEM-style clamping requirements
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Complete bolt set for cylinder head installation
Translation: fresh hardware, proper seal.
Ensure a secure and reliable fit for your 4G63 and 4G64 cylinder head with this premium Cylinder Head Bolt Set.
Designed for 2.0L and 2.4L SOHC engines, these bolts are crafted from high-quality steel with a durable finish, ensuring long-lasting performance under demanding conditions. This complete set of 10 head bolts includes captured washers for easy installation and superior clamping force, making it the perfect choice for engine rebuilds or repairs. With precise dimensions and compatibility as a direct replacement, this bolt set guarantees a perfect fit for engines from 1990 to 1999. Replace outdated or worn bolts with confidence and restore your engine’s performance with this high-quality solution.
Compatible Applications
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1990–1999 Mitsubishi 4G63 SOHC
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1990–1999 Mitsubishi 4G64 SOHC
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Eclipse, Galant, and related platforms
⚠️ Confirm SOHC configuration before purchase. DOHC engines use different hardware.
Why Replace Head Bolts?
Head bolts endure:
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Heat cycles
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Combustion pressure
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Stretch under torque
Reusing old bolts can lead to:
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Inconsistent torque
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Head gasket leaks
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Reduced sealing integrity
New bolts = proper clamping consistency.
Ideal Applications
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Head gasket replacement
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Engine rebuild
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Top-end refresh
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Overheating repair
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Stock rebuild projects
For high-boost turbo builds, upgraded head studs may be recommended.
4G63 4G64 SOHC head bolt set Installation Notes
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Clean block threads thoroughly
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Lightly oil threads if specified
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Follow factory torque sequence
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Torque in stages
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Confirm final torque specification
Because torque specs aren’t a suggestion.
Final Verdict
This Cylinder Head Bolt Set for 4G63 / 4G64 SOHC (1990–1999) provides reliable clamping for stock rebuilds and maintenance repairs. Durable steel construction and proper fitment for consistent head gasket sealing.
Because sealing combustion properly is step one.
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