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Spark plugs

VooGenzek A7TC

A single A7TC replacement spark plug in ceramic and metal for GY6 engines from 50 to 150 cc, scooters, ATVs and pit bikes, with a maker’s instruction to verify the model first.

VooGenzek A7TC replacement spark plug

VooGenzek A7TC

A single A7TC replacement spark plug in ceramic and metal for GY6 engines from 50 to 150 cc, scooters, ATVs and pit bikes, with a maker’s instruction to verify the model first.

Reference
A7TC (from the title)
Materials
Ceramic and metal, stated high-temperature resistant and durable (maker’s bullet)
Stated engines
GY6 50, 70, 90, 100, 110, 125 and 150 cc; moped scooters, ATVs, quads, dirt bikes, go-karts (maker’s bullet)
Design note
The maker states a large gap between tip and body reduces fouling and misfire risk (maker’s bullet)
Maker’s instruction
Verify the model number and size before ordering (maker’s bullet)
Thread size
The maker puts nothing in writing on this.
Amazon reference
B0DYY9J3LW (one reference across 1 Amazon marketplace)
  • Publishes a design rationale rather than only a claim — the gap between tip and body
  • Names seven engine capacities individually
  • No thread size or reach published, where another plug in this family gives both

Best for: A GY6-engined machine whose plug is already an A7TC.

≈ €5
Check price on Amazon

Specifications

Reference
A7TC (from the title)
Materials
Ceramic and metal, stated high-temperature resistant and durable (maker’s bullet)
Stated engines
GY6 50, 70, 90, 100, 110, 125 and 150 cc; moped scooters, ATVs, quads, dirt bikes, go-karts (maker’s bullet)
Design note
The maker states a large gap between tip and body reduces fouling and misfire risk (maker’s bullet)
Maker’s instruction
Verify the model number and size before ordering (maker’s bullet)
Thread size
The maker puts nothing in writing on this.
Amazon reference
B0DYY9J3LW (one reference across 1 Amazon marketplace)

What the seller commits to paper

A7TC in ceramic and metal, stated high-temperature resistant and durable. For GY6 50, 70, 90, 100, 110, 125 and 150 cc engines, moped scooters, ATVs, quads, dirt bikes and go-karts. One plug.

And: verify the model number and size before ordering.

Why VooGenzek widened the gap at the body

VooGenzek publishes that a large gap between the plug tip and the body cuts the risk of fouling and misfire.

That is a rationale rather than a claim, and it addresses a real failure mode: a small engine running at low load fouls plugs, and fouling is what puts scooters on the pavement. Very few listings on this shelf explain why they are shaped the way they are.

The instruction is the right one

A spark plug is chosen by code. Telling a buyer to check the model and size before ordering is the correct advice for the part, and it is worth more than another sentence about quality.

The rows this seller leaves empty

Thread size and reach. The Vnuipofa plug in this family publishes M10 × 12.7 mm for its own reference; this one publishes neither, on a plug sold for the same engines.

Availability

Around 5 € on the German Amazon store, in the single reading behind this page.

What Keepa returned in the single reading behind this page. Availability and prices move without notice.

Prices quoted in this text were read on 18 September 2026. The live price is at the top of the page.

More spark plugs

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    DE B0000AXR66 · US B006B7FQIM · GB B006B7FQIM · FR B006B7FQIM · IT B0000AXR66 · ES B006B7FQIM
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