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QAZAKY Primer Bulb Review: Direct OEM Replacement for Tecumseh Snow Blowers

QAZAKY Primer Bulb for Tecumseh 570682 570682A 751-10639 321802A 056-200 951-10639A Sears Craftsman Snow Blower Thrower AV520 AV600 AH600 H30 H50 H35 H60 H70 HM70 HM80 HM100 HMSK80 HMSK85 HMSK90
4.5
[Premium Replacement Primer]  100% brand-new, high-quality primer bulb for reliable engine starts.
[Precise Dimensions]  1 3/4 inch OD and 1 1/2 inch height for accurate fit.
[Extensive Model Compatibility]  Fits numerous Tecumseh, Sears, Craftsman snowblower and thrower models.
[Replaces Multiple Part Numbers]  Direct replacement for 570682, 570682A, 751-10639, 321802A, 056-200, 951-10639A.
[Trusted Factory Support]  Backed by ten years manufacturing expertise and strict quality control; contact via Amazon message.
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Replacement part for Tecumseh-compatible snow blowers, promising a direct fit and like-for-like replacement. Reliable spare for homeowners and maintenance professionals who need quick fixes without fuss. Is QAZAKY Primer Bulb the correct match for your specific model?

⚡ At a Glance
  • Fitment: Exact outer diameter and height specified, designed to match listed Tecumseh and related models
  • Best for: Owners of Tecumseh, Sears and Craftsman snow blowers needing a direct replacement primer bulb
  • Not ideal for: Engines or machines not listed in the compatibility notes or using different primer dimensions

100% brand new primer bulb with OD 1 3/4" and height 1 1/2". Compatible with a wide list of Tecumseh, Sears and Craftsman snow blower models.


Straightforward Replacement – with matching OEM part numbers

Replaces part numbers 570682, 570682A, 751-10639, 321802A, 056-200 and MTD 951-10639A as listed by the manufacturer. Compatibility is declared across multiple reference numbers to ensure a like-for-like swap.

Directly replaces the original primer bulb for repairs, reducing fitment uncertainty and avoiding modification.

Correct Fit – thanks to specified OD and height

Outer diameter given as 1 3/4" and overall height 1 1/2" in the product description. Those measurements match many of the Tecumseh models named in the compatibility list.

Accurate dimensions help ensure physical compatibility with the listed snow blower models, making installation quicker and more reliable.

Manufacturer Support – with advanced factory quality control

Seller notes an advanced factory with ten years of technological accumulation and a strict quality control system. Customer contact is available via Amazon message for any issues.

Access to seller support provides reassurance if a replacement does not fit or if there are quality concerns after purchase.

✨ The 4 Key Reasons for QAZAKY Primer Bulb
  1. OEM Part Match – Replaces specified Tecumseh part numbers without modification for plug-and-play replacement
  2. Exact Dimensions – OD 1 3/4" and height 1 1/2" for correct fitting
  3. Wide Model Compatibility – Fits many AV, AH, HM, HSK series Tecumseh engines
  4. Factory Support – Manufacturer offers quality control and Amazon-message support option
📋 Technical Details at a Glance
  • Category: Replacement Primer Bulb
  • Brand: QAZAKY
  • Model: QAZAKY Primer Bulb
  • Compatible Part Numbers: 570682, 570682A, 751-10639, 321802A, 056-200, 951-10639A
  • Compatible Brands: Tecumseh, Sears, Craftsman, MTD
❓ Frequently Asked Questions

Q: Which snow blower models does this fit?

A: The listing specifies many Tecumseh series and models, including AV, AH, H, HM, HMSK, HSK and others such as AV520, AV600, HM70, HMSK85 and HSK50. Check the full compatibility list in the product description to confirm a match.

Q: What are the exact dimensions of the primer bulb?

A: Outer diameter is 1 3/4" and height is 1 1/2" as stated in the product description.

Q: What support is available if there is a problem?

A: Seller notes an advanced factory with strict quality control and asks customers to contact via Amazon message if any problems exist.

🏆 Our Verdict

The QAZAKY Primer Bulb is suitable for homeowners and maintenance professionals needing a direct replacement for many Tecumseh-compatible snow blowers. Wide compatibility with listed part numbers and clear dimensions make it a straightforward spare to fit into supported models. Long-term value comes from accurate fitment and available seller support when issues arise.