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McCulloch PRO MAC 605 chainsaw

McCulloch PRO MAC 605 chainsaw Parts

Here are the diagrams and repair parts for McCulloch PRO MAC 605 chainsaw, as well as links to manuals and error code tables, if available.

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Browse Parts for PRO MAC 605 Chainsaw

  • Bar, 20-in for McCulloch PRO MAC 605 - Part 36862

    General assembly diagram

    Bar, 20-in

    Part #36862

    The manufacturer no longer makes this part, and there's no substitute part

  • Chain, 20-in for McCulloch PRO MAC 605 - Part 36124

    General assembly diagram

    Chain, 20-in

    Part #36124

    The manufacturer no longer makes this part, and there's no substitute part

  • Choke Rod Assembly for McCulloch PRO MAC 605 - Part 94482

    General assembly diagram

    Choke Rod Assembly

    Part #94482

    The manufacturer no longer makes this part, and there's no substitute part

  • Isolator-650 for McCulloch PRO MAC 605 - Part 94847

    General assembly diagram

    Isolator-650

    Part #94847

    The manufacturer no longer makes this part, and there's no substitute part

  • Bucking Spike for McCulloch PRO MAC 605 - Part 93668

    General assembly diagram

    Bucking Spike

    Part #93668

    The manufacturer no longer makes this part, and there's no substitute part

  • Washer for McCulloch PRO MAC 605 - Part 216633

    Alternate brake asm. diagram

    Washer

    Part #216633

    The manufacturer no longer makes this part, and there's no substitute part

  • Screw for McCulloch PRO MAC 605 - Part 93464

    Powerhead oiler assemblies diagram

    Screw

    Part #93464

    The manufacturer no longer makes this part, and there's no substitute part

  • Piston Assembly for McCulloch PRO MAC 605 - Part 94130

    Powerhead oiler assemblies diagram

    Piston Assembly

    Part #94130

    The manufacturer no longer makes this part, and there's no substitute part

  • Boot Handle for McCulloch PRO MAC 605 - Part 93459

    General assembly diagram

    Boot Handle

    Part #93459

    The manufacturer no longer makes this part, and there's no substitute part

  • Screw for McCulloch PRO MAC 605 - Part 120004

    General assembly diagram

    Screw

    Part #120004

    The manufacturer no longer makes this part, and there's no substitute part

McCulloch Chainsaw PRO MAC 605 FAQs

Mcculloch chainsaws are generally a solid, homeowner-focused choice: they are built to be easy to handle, durable for routine cutting, and capable enough for jobs like firewood and storm cleanup when they are maintained correctly. For PRO model chainsaws, condition and upkeep matter as much as the brand.

What “good quality” means for a chainsaw

Quality shows up in how consistently the saw starts, cuts, and holds adjustment over time.

  • Starts reliably hot and cold
  • Idles without the chain creeping
  • Accelerates cleanly without bogging
  • Oils the bar and chain consistently
  • Holds chain tension and cuts straight

What to check on a Mcculloch PRO chainsaw before you judge it

Even a well-built saw will feel “bad” if basic wear items or fuel setup are off.

Check What you want to see If it’s not right, common fix
Fuel mix Fresh, correct 2-cycle mix Drain old fuel, refill with fresh mix
Air filter Clean, not oil-soaked Clean or replace filter
Spark plug Clean tip, correct gap Replace plug
Bar oiling Oil line on wood at half throttle Clean oiler ports, inspect oil pickup

Why it matters

Most “quality” complaints come from maintenance issues (stale fuel, dirty carburetor, plugged fuel lines, dull chain) rather than the core engine design. Getting the basics right makes a bigger difference than brand comparisons.

Helpful DIY resources

If you need replacement parts for your Mcculloch PRO chainsaw, start with the parts list for your model, or search by model on Sears PartsDirect.

Last updated: February 2026

Mcculloch did not stop “making chainsaws” on one single, clean cutoff date; the brand changed hands over time. A key turning point was 1999, when Mcculloch sold its European division, and later (about 2008) the Mcculloch brand rights in North America were acquired by Husqvarna.

What this means for PRO chainsaw parts and service

Even if your Mcculloch PRO chainsaw is older, many wear items and fuel-system parts are still serviceable. When you’re troubleshooting or shopping, focus on the exact model identification and the part category (fuel, ignition, clutch, bar and chain, oiling).

  • Confirm the full model identification on the saw’s ID tag (often on the starter housing or crankcase)
  • Match parts by model and diagram section (carburetor, fuel lines, air filter, ignition)
  • Expect the most frequent needs to be tune-up and fuel-delivery related
  • Replace cracked fuel lines and hardened primer parts before adjusting the carburetor
  • Keep the chain sharp and the bar oiler working to prevent overheating and rapid wear

Common “still fixable” items on older Mcculloch chainsaws

System Typical issue What you usually do
Fuel Hard starting, surging, stalling Clean or rebuild carburetor; replace fuel lines and filter
Ignition No spark, intermittent spark Check spark plug, ignition module, kill switch wiring
Oiling Chain runs dry Clean oil passages; inspect oil pump and pickup
Cutting Poor cutting, smoke, crooked cuts Sharpen chain; inspect bar rails and sprocket

Why it matters

Mcculloch brand ownership changes affect branding and distribution, but your repair success depends more on correct model matching and addressing the most common failure points (fuel delivery, ignition, and lubrication). For step-by-step DIY help, use our chainsaw repair guide landing page. For broader model-based parts lookup beyond what’s listed for this page, search by model on Sears PartsDirect.

Last updated: February 2026

For the Mcculloch chainsaw model PRO, the engine size is typically identified by the full model name (for example, “PRO Mac 605” is commonly referenced as a 60 cc-class saw). Because “PRO” by itself is not a complete displacement code, match the exact PRO Mac series number to confirm the cc.

How to identify the cc on PRO Mac models

On many Mcculloch PRO Mac saws, the series number is used as a displacement clue.

  • PRO Mac 600: commonly treated as about 60 cc
  • PRO Mac 610: commonly treated as about 61 cc
  • PRO Mac 650: commonly treated as about 65 cc
  • Similar Mcculloch models may use the same pattern, but always confirm by the full ID tag

Where to find the correct model ID

Use the data plate on the saw so you are not guessing based on decals or seller descriptions.

  • Look for the model and serial tag on the starter housing, rear handle area, or crankcase
  • Write down the full model name/number, not just “PRO”
  • If the tag is missing, compare your saw’s parts layout to the diagrams in our chainsaw resources

Quick reference table

What you have What it usually means What to do next
“PRO” only Family/label, not a cc value Confirm the full PRO Mac number on the tag
“PRO Mac 605” 60 cc-class saw Verify with the model tag before ordering parts
“PRO Mac 610/650” 61 cc or 65 cc-class Use the exact model to match parts correctly

Why it matters

Cc affects more than power. It also impacts carburetor sizing, fuel line routing, ignition parts, and which bar and chain setups the saw can reliably run. Getting the exact PRO Mac number helps us match the right chainsaw parts the first time.

For diagrams, troubleshooting, and repair how-tos, start with our chainsaw category landing page. For broader model lookups and parts searching, use Sears PartsDirect.

Last updated: February 2026

Old chainsaws are worth the most money when they are collectible (rare model, early PROduction, unusual features) and complete, running, and unmodified. For a Mcculloch chainsaw like model PRO, value rises fast with original parts, clean cosmetics, and PROof it runs safely.

What makes an old chainsaw valuable

  • Brand and model demand: Mcculloch, Stihl, Homelite, Husqvarna, and Pioneer often attract collectors.
  • Condition: running saws with good compression and no major case damage bring more than “for parts” units.
  • Originality: factory bar, covers, decals, and correct fasteners matter.
  • Rarity: limited PROduction, unusual displacement, or uncommon variants typically sell higher.
  • Completeness: missing chain brake parts, top cover, starter, or carburetor lowers value.

Quick value tiers (typical market behavior)

Tier What it looks like Typical buyer Typical outcome
Collector-grade Clean, complete, runs, mostly original Collector Highest value
Usable runner Starts and cuts, normal wear Homeowner/woodcutter Mid value
PROject saw No-start or runs rough, but complete DIY rebuilder Lower value
Parts-only Missing key parts, cracked case Parts buyer Lowest value

How we recommend you evaluate your saw before selling

  • Check compression (strong pull resistance) and whether it starts cold.
  • Inspect the crankcase and handle area for cracks or repairs.
  • Look for bar oiling (a dry bar area can signal an oiler issue).
  • Confirm the chain brake works (if equipped) and the throttle returns freely.
  • Note any fuel system issues (leaking lines, brittle primer, stale fuel smell).

Why it matters

Collectors pay for originality and condition; users pay for safe, reliable cutting. A saw that “won’t start” or “leaks gas” often becomes a parts machine unless a simple fuel-line, carburetor, or ignition fix brings it back to life.

Helpful DIY resources

Finding parts by model

We recommend matching parts by the exact model identification on the saw. If you do not see what you need listed for your Mcculloch PRO, search by model on Sears PartsDirect.

Last updated: February 2026

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