Push Rod 733817M1 | Direct Fit for Massey Ferguson Oliver

Serial-Matched Fitment — verified against Massey Ferguson, Oliver, and White engine serial variants before dispatch to prevent length or end-form mismatch.

Technical Specifications

Application Suitability

Why the Same Push Rod 733817M1 Ships in Multiple Variants Across Your Fleet

Ordering by machine model alone is not enough — engine serial number determines which push rod variant actually fits your block.

In the field, I have seen a single Massey Ferguson model designation cover two or three different engine families. A 275 tractor might carry a 4.248 Diesel in one production run and a different block in another. The push rod length, end-form radius, and mass differ between these variants even though the machine badge reads identically. Distributors copying cross-reference tables from one listing to another carry forward errors that only surface when the valve cover comes off and the rod will not seat [NEED_CITE: aftermarket cross-reference accuracy in agricultural engine parts]. A Push Rod 733817M1 cross reference fitment check at the serial level eliminates this guesswork before the part ships.

Engine Serial Mapping That Prevents Misfit at the Bench

Every unit in this push rod family maps to explicit engine serial ranges. The 4.212 Diesel, 4.236 Diesel, 4.248 Diesel, 6.354 family, and 1006.60 series each have documented push rod specifications that govern length tolerance and end geometry. When a buyer provides the engine serial number — not just the machine model — we cross-reference against these ranges and confirm whether 733817M1 is the correct variant or whether a superseded number applies.

Variant Differences That Only Appear During Disassembly

The interface between push rod and tappet, and between push rod and rocker arm, depends on production-era engineering changes within the same engine family. A Massey Ferguson 396 with a 1006.60 Diesel may have had its block rebuilt using oversize components, altering the installed geometry. We confirm end-form profile, overall length, and mass class against your specific engine build so the Push Rod 733817M1 cross reference fitment resolves correctly even on engines with prior overhaul history [NEED_CITE: valve train geometry changes after cylinder block rebuild in Perkins-family engines].

Reading the Specs That Matter for Fitment

Overall length, end radius, and material grade define how this push rod behaves inside your valve train. Length tolerance governs valve timing accuracy — even a small deviation shifts rocker ratio and affects valve lift. End-form geometry must match the tappet cup and rocker adjuster screw to prevent point loading that accelerates wear. The material specification determines how well the rod resists buckling under high-lift cam profiles found in turbocharged variants like the 1006.60T and AT6.354.4. For combine harvesters running sustained high RPM through harvest season, these parameters directly affect whether the valve train survives the season or fails mid-field.

What Happens When the Wrong Variant Goes In

A push rod that is slightly too long prevents the valve from fully closing, leading to compression loss and burnt valve seats within hours of operation. One that is too short introduces excessive lash, producing noise and accelerated rocker wear. An end-form mismatch may appear to seat during hand assembly but deflects under operating load, causing the rod to walk off the tappet and drop into the block. These failures do not wait for convenient timing — they stop a combine during harvest or a loader mid-trench, and the secondary damage to valves, pistons, and cylinder head can extend the repair far beyond a simple rod swap [NEED_CITE: valve train failure propagation from incorrect push rod installation].

Why Sourcing Through Verified Cross-Reference Matters Here

Our technical team confirms each Push Rod 733817M1 cross reference fitment against engine serial number, superseded part numbers, and alternate references that circulate in the aftermarket. Both self-produced and sourced lines carry identical quality control and warranty terms, so you get consistent specification regardless of production origin. One-piece minimum order means you can validate fitment on a single engine before committing to a fleet-wide quantity. Guangzhou warehouse stock on common variants supports fast dispatch when a machine is already down. Sample supply lets rebuild shops physically verify length and end-form before placing bulk orders. Documentation includes a compatibility and cross-reference sheet marked reference only, so your records match what arrived.

Documentation & Verification

• Commercial invoice listing each push rod against its engine serial application
• Cross-reference sheet mapping 733817M1 to superseded and alternate numbers (reference only)
• Dimensional inspection record covering length, end radius, and straightness
• Warranty terms document specifying coverage period from date of receipt
• Packing photographs showing part condition and labeling before crate closure
• HS code and customs classification support for agricultural engine parts import

Fitment Check Before Installation

• Measure overall length against the removed rod and the service manual specification for your engine serial
• Compare end-form profile visually and by feel against the tappet cup and rocker adjuster
• Rotate the engine by hand through two full cycles to verify no binding at full lift
• Confirm valve lash adjustment is within spec before starting the engine
• If any dimension does not match, stop installation and contact us with photographs for cross-reference verification

Confirm Your Application Before Ordering

Send us your machine model, engine serial number, or a photograph of the existing push rod alongside the nameplate. We will verify whether 733817M1 fits your specific variant or whether a different number applies. For fleet operators standardizing across Massey Ferguson, Oliver, and White equipment, provide the full asset list and we will map each unit to the correct push rod variant in a single reference sheet.

Frequently Asked Questions

Q: How do I confirm this push rod fits my specific Massey Ferguson tractor? A: Provide your engine serial number — found on the block casting or engine nameplate — rather than just the tractor model. The same Massey Ferguson model may have been built with different engine families across production years. We cross-reference 733817M1 (reference only) against the engine serial to confirm length and end-form match your exact build before shipping.

Q: My old part number is different from 733817M1 — is it still compatible? A: Possibly. Part numbers in the Perkins-family engine range were superseded multiple times across production generations, and aftermarket references do not always reflect these changes. Send us your existing number along with the engine serial, and we will verify whether it cross-references to 733817M1 or maps to a different current variant.

Q: Why does the same machine model appear under multiple engine serial variants? A: Massey Ferguson, Oliver, and White equipment used several engine families within a single model designation depending on production year and market. A 3090 tractor, for example, may carry a 6.354.04 or a different block depending on build date. Each engine family has its own push rod specification, which is why serial-level verification is necessary.

Q: I only have the machine model, not the engine serial number — can you still help? A: We can narrow the options. Send a photograph of the engine nameplate, the block casting number, or the existing push rod itself. In many cases the casting number or visual features of the rod are enough to confirm the engine family and proceed with cross-reference verification even when the nameplate is worn or painted over.

Q: Can I order a sample to verify fitment before placing a larger order? A: Yes. We support single-piece orders specifically for fitment confirmation. Install the sample push rod on one engine, verify length and end-form against your tappet and rocker, and confirm valve lash adjustment. Once satisfied, place the bulk order with confidence that the entire batch will fit your fleet.