6655159 Cylinder Head Gasket – Model-Matched for Kubota V2203

Verified Cross-Reference — Kubota V2203 cylinder head gasket 6655159 fitment validated against Bobcat excavator and loader service data to prevent wrong-variant dispatch.

Technical Specifications

Application Suitability

Why the Same Base Number Ships in Several Variants

A Cylinder Head Gasket 6655159 for Kubota V2203 Bobcat cross reference fitment must be confirmed against both machine model and engine serial prefix, not the base part number alone.

On a demolition site where the skid steer is already torn down, discovering that the replacement gasket bolt holes are offset by two millimetres means another week of downtime while the correct variant is sourced. Cross-reference tables copied from one seller to another carry errors forward, so a listing that says "fits all S-series" ignores the real difference between an S175 and an S185 cylinder head deck [NEED_CITE: Bobcat S-series loader cylinder head gasket variant identification]. The V2203 and V2203 2EB Tier II engines share the same block family but differ in combustion chamber geometry, and the gasket embossing must align to the specific head casting to seal under peak cylinder pressure. I have seen gaskets forced onto the wrong variant, torqued down, and then weeping oil within the first fifty hours because the fire ring could not seat properly.

Kubota V2203 and Bobcat Machine Serial Coverage

The Cylinder Head Gasket 6655159 for Kubota V2203 Bobcat cross reference fitment spans excavators from the 331 through the 341 range and loaders from the 753 through the S-series compact track machines. Each Bobcat model year may carry a different Kubota engine build code, so the serial prefix on the engine block is the reliable identifier. We verify fitment by matching the engine serial to factory service bulletins rather than relying on the machine model plate alone, since machines rebuilt in the field may carry a different engine than the one listed on the original nameplate.

Bolt Pattern, Embossing Alignment and Deck Height

The interface between the Kubota V2203 cylinder head and the MLS gasket requires precise bolt hole positioning and laser-cut embossing that matches the combustion chamber shape. Thickness tolerance held to ±0.015 mm maintains the designed interference fit and valve-to-piston clearance [NEED_CITE: MLS cylinder head gasket installation tolerances for small-bore diesel engines]. A gasket that is even marginally thicker than specification can alter compression ratio and affect injector spray pattern. The S185 variant uses a slightly different head casting compared to the S175, meaning a gasket stamped for the S175 will physically bolt on but leave an incomplete seal around the coolant passages.

Multi-Layer Steel Construction and Thermal Cycling

Three laminated stainless steel layers with an elastomer coating give this gasket the ability to absorb the repeated thermal expansion and contraction cycles typical in compact equipment that runs hard and shuts down frequently. The nitrided surface at HV320 resists micro-welding to the aluminium cylinder head, which matters when the gasket needs to be removed during a later overhaul. Peak cylinder pressure resistance up to 135 bar covers the transient spikes seen when a loader bucket hits a full dig and the engine lugs down under load. The –20°C to +220°C operating range accommodates both cold-start mornings in desert climates and sustained high-load trenching work [NEED_CITE: elastomer coating temperature limits for MLS diesel head gaskets].

The Cost of Shipping the Wrong Variant

A gasket that arrives looking correct but has embossing aligned to the wrong combustion chamber shape will not leak immediately. It fails progressively: first a slight coolant seep at the joint, then cross-contamination into the oil gallery, then bearing damage that turns a simple gasket replacement into a full engine overhaul. The return freight on the wrong part is a minor cost compared to the machine sitting idle while the correct variant crosses two borders to reach the site. In equipment fleets running multiple Bobcat models, stocking the wrong variant under a single part number creates a false sense of preparedness.

Verified Fitment from Model or Photograph

We supply the Cylinder Head Gasket 6655159 for Kubota V2203 Bobcat cross reference fitment with compatibility confirmed from the machine model, the engine serial, or a photograph of the old gasket and nameplate. Our own production lines and qualified sourcing partners operate under a single account with the same six-month warranty terms, so there is no difference in quality coverage whether the unit ships from Guangzhou stock or is built to order. Eight product categories sit under one order, meaning associated valve cover gaskets, head bolt sets, and thermostat seals can ship in the same consignment. Cross-reference verification covers superseded numbers and alternate references, and sample units are available for physical trial fit before a larger commitment is made.

Documentation & Verification

• Commercial invoice lists each gasket by machine model and confirmed engine serial prefix
• Cross-reference sheet marks 6655159 (reference only) with verified Bobcat and Kubota matches
• Dimensional inspection record confirms bolt hole spacing and thickness tolerance before dispatch
• Warranty terms document covers manufacturing defects for six months from shipment date
• Packing photographs show VCI rust inhibitor packaging and foam insert protection per unit

Fitment Check Before Installation

• Compare new gasket bolt hole pattern against the old gasket or bare cylinder head casting before cleaning
• Verify embossing orientation matches the combustion chamber shape on the V2203 head
• Check cylinder head deck flatness with a straight edge; MLS gaskets require a specific surface finish
• Confirm head bolt stretch specifications and torque sequence from the Kubota V2203 service manual
• If any bolt hole or coolant passage does not align, stop and request a variant recheck with photos

Inquiring About This Gasket

Provide the Bobcat machine model, engine serial number prefix, or a clear photograph of the old gasket and the machine nameplate. If the engine has been replaced or rebuilt, the rebuild shop documentation helps confirm which V2203 variant is installed. With this information we confirm the correct gasket variant, share dimensional data, and arrange a sample if physical verification is preferred before volume ordering.

Frequently Asked Questions

Q: How do I confirm this gasket fits my specific Bobcat machine model? A: Send the machine model and engine serial number prefix. We cross-check against Kubota and Bobcat application guides to confirm the exact V2203 variant, then verify bolt pattern and embossing alignment. If the nameplate is unreadable, a photograph of the old gasket alongside a ruler is usually enough to identify the correct variant.

Q: My old gasket has a different number — is 6655159 (reference only) still correct? A: Part numbers get superseded across production runs and engine tier changes. Send us the number on the old gasket and the engine serial. We check whether that number has been replaced by 6655159 (reference only) in current cross-reference tables and confirm dimensional compatibility before confirming fitment.

Q: What is the difference between V2203 and V2203 2EB – Tier II gasket requirements? A: The Tier II engine has a revised combustion chamber shape and different coolant passage layout. The gasket embossing must match the specific head casting. We identify the correct variant from the engine serial prefix, since the external block appearance is nearly identical between the two versions.

Q: Can I get a sample to verify fitment before placing a larger order? A: Yes. We supply single-piece samples from Guangzhou stock so you can physically trial-fit the gasket on the engine before committing to fleet quantity. This is standard practice for buyers managing several Bobcat machines with different engine build codes.