Carbon Cleaner
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Keep 2- and 4-cycle engines performing clean with Carbon Cleaner from Sierra. It’s made to remove gum, varnish, and carbon buildup and help restore proper airflow and combustion-area cleanliness.
Key Features
- Removes gum, varnish, and carbon deposits
- Cleans intake ports, valves, pistons, and combustion chambers
- Helps free sticky rings
- Designed for regular maintenance of 2- and 4-cycle engines
Intended Use
- 2-cycle engine maintenance (as part of routine cleaning/maintenance)
- 4-cycle engine maintenance (as part of routine cleaning/maintenance)
- General use for cleaning carbon and gummy deposits in engine-related intake/combustion areas (follow application guidance on the product label/packaging)
Product Details
- Product: Carbon Cleaner
- Brand (tagged): Sierra
- SKU (variant): 47-95700
- Container/format: Aerosol (cleaner is described as aerosol in manufacturer safety documentation for the corresponding Sierra Carbon Free/Carbon Cleaner product line)
- Weight: 454 grams
Parts Desk Insights
Best Use Case: Use when you’re targeting carbon and varnish-related buildup—especially deposits that can interfere with intake/vaulting and combustion-chamber cleanliness—while staying within your engine’s maintenance routine.
Common Issues: If deposits are heavy or the engine has been neglected, buildup may require thorough application and proper dwell time as indicated on the product label. Always ensure surfaces and components are compatible with aerosol cleaners and avoid overexposure to sensitive materials; follow the service manual/engine maintenance guidance for your specific engine.
Related Products & Accessories
- Browse Engine Cleaners & Chemicals - Search the relevant engine-cleaners-and-chemicals category for matching consumables and complementary maintenance products.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.