---
title: "Products — onan 4000 fuel pump - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/onan-4000-fuel-pump/products"
last_updated: "2026-08-07T13:41:47.558Z"
locale: en
meta:
  description: "Niche score 62/100 · $70K/yr market · 26K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 62/100 · $70K/yr market · 26K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Products — onan 4000 fuel pump - Flapen"
---

# **onan 4000 fuel pump**

**Worth a look**

Shows a sweet-spot price point ($38.57 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 18Growth 69Conversion 74Competition 45Returns 88Price range 85Avg price 95Brand share 64Review moat 90Quality gap 60

**Avg price**

**Incredible****$38.57**

avg listing price — sweet spot $15–$100

**Review moat**

**Great****209.55**

avg incumbent reviews — the moat a new listing must climb

**Returns**

**Great****1.4%**

return rate — above 5% kills the launch gate

**Price range**

**Great****$13.74–$110.79**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Conversion**

**Good****6.9%**

search→purchase rate — share of searches ending in a sale

**Growth**

**Good****+50.7%**

90-day search growth — must beat 0% to launch

**Brand share**

**Good****67%**

top-5 brand share — brands hold most of the demand

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Competition**

**Okay****58%**

top-5 click share — leaders hold, buyers still browse

**Market size**

**Bad****$70K**

$70K/yr · 26K searches

## Products