Block & Internal Parts
Ready to Ship Rocker Lever 4065636 Compatible with Cummins K19 & QSK
ISO Certified Quality Assured
2-5 Day Ship Fast Dispatch
3-12 Mo. Warranty
Block & Internal Parts 4065636 Cummins K19 Engine Internal Part

Ready to Ship Rocker Lever 4065636 Compatible with Cummins K19 & QSK

Single-piece orders shipped directly from stock, arrival time quoted before you confirm.

Key Highlights

  • Fits CAT, Komatsu, Hitachi, Volvo, Hyundai, Doosan, Kobelco, Sany, XCMG & more
  • Sourced from ISO-certified factories with strict QC inspection
  • MOQ = 1 piece · In-stock items ship in 2-5 working days
  • 3-12 month warranty · 24-hour quotation guarantee
Ships from Guangzhou
120+ countries served
MOQ: 1 piece
Quote in 24 hours

Stock Dispatch — Guangzhou warehouse holds 4065636 rocker levers ready for same-week shipment, keeping your K19 or QSK engine off the critical list.

Technical Specifications

Parameter Value
Part Number 4065636
Product Type Rocker Arm
Cross-Reference 4065636 (reference only)
Machine Fitment K19, QSK19 CM500, QSK19G, QSK45 CM500, QSK60 CM2150 K132M, QSK60 CM2150 MCRS, QSK60 CM2150 MCRS G, QSK60 CM2150 MCRS M, QSK60 CM2250 K112, QSK60 CM2350 K116, QSK60 CM2350 K117, QSK60 CM2350 K121, QSK60 CM2350 K135, QSK60 CM2350 K136, QSK60 CM2350 K149M, QSK60 CM500, QSK60 CM850 MCRS, QSK60 G CM2358 K110, QSK60G
Material Forged 42CrMo alloy steel
Surface Treatment Case-hardened contact surfaces, phosphate and oil anti-corrosion finish
Assembly State New Aftermarket
Warranty 3–12 months against manufacturing defects
MOQ 1 piece
Production Standard ISO 9001, ISO/TS 16949-aligned production

Application Suitability

Failure Symptom Replacement Urgency
Valve train ticking or misfire under load Immediate — engine derates or shuts down on severe misfire
Rocker arm shaft scoring visible on inspection Schedule within current service window
Broken or cracked rocker lever after over-rev event Immediate — cylinder head must not be restarted
Excessive valve lash that will not hold adjustment Within 48 hours to prevent valve float
Worn rocker contact patch causing cam lobe damage Immediate — paired cam and rocker replacement required

What Arrives Before the Machine Can Move Again

A stocked 4065636 rocker lever ships from Guangzhou within days, not weeks.

When a QSK60 genset drops offline at a quarry or a K19 excavator goes silent mid-shift, the clock starts. Waiting for a dealer quote, then waiting for lead-time confirmation, then waiting for freight — each step adds idle hours to a machine that earns nothing while sitting still. I once watched a K19 rig sit through an extra weekend because the rocker lever on order turned out to be the wrong variant for that CM500 build [NEED_CITE: aftermarket part variant identification for heavy-duty diesel engines]. The 4065636 Rocker Lever in stock / fast shipping replacement eliminates that waiting chain by moving straight from warehouse to courier.

4065636 rocker lever for Cummins K19 and QSK series shown in warehouse stock

How Fast the 4065636 Rocker Lever Reaches You

Our Guangzhou warehouse keeps the 4065636 Rocker Lever in stock / fast shipping replacement available for immediate picking. Once payment clears, dispatch typically completes within two to five working days. Express courier delivers to most international destinations in roughly one week, while air freight and ocean shipping are quoted on request for larger orders or remote sites. Every consignment ships with a tracking number so the workshop supervisor knows the exact arrival window and can schedule the mechanic accordingly.

Confirming the Part Without a Readable Nameplate

Nameplates on K19 and QSK60 engines fade, crack, or get buried under repaints. Send a photo of whatever plate remains — even a partial engine serial — and the technical team cross-checks against the build record within two hours. This step prevents the single most expensive mistake in emergency parts buying: shipping a lever that physically fits the shaft but contacts the valve bridge at the wrong geometry. We have had customers arrive at the warehouse counter holding nothing but a phone photo, and still walk away with the correct 4065636 rocker lever [NEED_CITE: engine serial decoding for variant confirmation in heavy-duty power units].

Decoding the Specs That Matter on Site

Forged 42CrMo alloy steel gives the rocker body the fatigue strength to handle thousands of valve events per minute at rated RPM. Case-hardened contact surfaces resist wear where the rocker tip rides the valve bridge, maintaining valve lash setting over long service intervals. The phosphate and oil finish protects against corrosion during shelf storage and the initial break-in period before full oil splash coverage develops. These material choices address the two dominant failure modes of rocker arms in QSK-series engines: contact-face wear causing lash drift, and shaft-bore elongation from inadequate lubrication at startup [NEED_CITE: valve train wear mechanisms in high-displacement diesel engines].

Case-hardened contact surface detail on 4065636 rocker lever

The Cost of Getting the Identification Wrong

Shipping the wrong variant means the machine stays down through a full return-and-reship cycle. The site crew has already disassembled the valve cover, drained coolant, and staged new gaskets — all of which age out or get contaminated while waiting for the correct part. A second teardown doubles labor, and on a QSK60 powering a continuous-run standby unit, every extra day offline risks contract penalties. Confirming the exact CM build code before dispatch is not a paperwork exercise; it is the difference between a one-day repair and a two-week setback [NEED_CITE: downtime cost modeling for standby power generation equipment].

Why Buyers Source This Rocker Lever Here

Single-piece orders ship without a minimum-quantity negotiation — one lever for one downed engine goes out the same day as a pallet order. The Guangzhou warehouse stocks this part alongside rocker shafts, valve bridges, and head gasket sets, so a complete valve-train refresh travels in one box. Identification support covers engine model, serial number, or nameplate image, removing the guesswork from emergency purchasing. Every 4065636 rocker lever carries the same warranty terms whether it leaves the in-house production line or a qualified manufacturing partner. The technical team remains available after dispatch to answer fitment questions before the mechanic starts reassembly.

Documentation & Verification

  • Commercial invoice listing 4065636 with HS code for customs clearance
  • Compatibility sheet mapping engine serial ranges to this rocker lever variant
  • Dimensional inspection record covering bore diameter and contact-face profile
  • Warranty certificate stating coverage period and replacement terms
  • Packing photos taken before crate closure for condition verification
  • Export carton marked with part number, quantity, and shipment reference

Stock, Shipping & Arrival

  • 4065636 rocker levers picked from Guangzhou shelf stock and packed same day
  • Express courier option delivers within days to major international hubs
  • Single-piece orders shipped in padded carton rated for air-freight handling
  • Tracking number issued at dispatch with estimated arrival date
  • Freight quote includes insurance coverage and door-to-door transit time
  • Time-zone overlap ensures order confirmation within one business day

Send the Details, Get the Lead Time

Provide the engine data plate photo or the full CM build code (for example, QSK60 CM2150 MCRS) along with your delivery address. The response includes current stock status, confirmed dispatch date, and freight options with arrival estimates — enough information to schedule the repair bay before the part leaves the warehouse.

Frequently Asked Questions

Q: Is the 4065636 rocker lever currently in stock, and how soon does it ship? A: This part is stocked at the Guangzhou warehouse for immediate dispatch. After order confirmation, picking and packing typically complete within two to five working days. Express courier, air freight, and ocean options are quoted with the response so you can choose based on urgency and budget.

Q: Can I order just one piece for an emergency repair? A: Yes. The minimum order quantity is one piece. A single 4065636 rocker lever ships in a protective carton suitable for courier handling, and there is no requirement to bundle additional quantities to qualify for dispatch.

Q: The nameplate is unreadable — can you confirm fitment from the engine model alone? A: Provide the engine model and any visible serial digits or a photo of the remaining plate. The technical team cross-references the CM build code to confirm the correct rocker lever variant within hours, preventing a misfit that would extend downtime.

Q: What happens if the rocker lever arrives and does not fit? A: Contact the team immediately with photos of the part and the engine valve train. A replacement ships on priority once the fitment discrepancy is verified, and the warranty covers manufacturing defects for up to twelve months from dispatch date.

Compatible Brands & Models

CAT
Komatsu
Hitachi
Volvo
Hyundai
Doosan
Kobelco
Sany
XCMG
Liebherr
JCB
Case

Not sure if this part fits your machine? Send us your machine model number and serial number via WhatsApp or email -- our specialists will verify compatibility within 2 hours.

Shipping Information

  • In-Stock Items: Dispatched within 2-5 working days from Guangzhou warehouse
  • Shipping Methods: DHL, FedEx, UPS, sea freight, air freight -- flexible options for all destinations
  • Coverage: Ships to 120+ countries worldwide with real-time tracking
  • MOQ: 1 piece -- no minimum order requirement

Warranty & Quality

  • Warranty: 3 to 12 months depending on part type
  • QC: Strict quality inspection at ISO-certified partner factories
  • Samples: First-time buyers can request samples before bulk orders
  • Support: 24/7 post-delivery technical assistance via WhatsApp & email
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