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Mahle 54521 Engine Cylinder Head GasketOE Quality 60-Day Returns
Part #: 54521

Mahle 54521 Engine Cylinder Head Gasket

⚙️ 9 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura and Honda, Civic and RSX
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Mahle 54521 Engine Cylinder Head Gasket
BrandMahle
Part Number54521
MaterialMulti-layered steel
Thickness0.03
Thickness0.64
Cylinder Bore Diameter3.43
Cylinder Bore Diameter87.00
Gasket Sealant IncludedNo
Additional Package ContentsHead gasket
Cylinder Head Gasket MaterialMulti-layered steel
Item GradeOem standard
Package Quantity1
Torque To YieldYes

This part fits 9 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006AcuraRSX2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
2005AcuraRSX2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
2005HondaCivic2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
2004AcuraRSX2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
2004HondaCivic2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
2003AcuraRSX2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
2003HondaCivic2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
2002AcuraRSX2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.
2002HondaCivic2.0LL4N/AReplacement of cylinder head bolts necessary for proper installation of multi-layered steel gasket.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

12251-PRB-A01

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.