sbc water pump
Skip itA small market ($67K/yr) — this niche doesn't clear our bar today.
Review moat
Great215.86avg incumbent reviews — the moat a new listing must climb
Avg price
Great$77.06avg listing price — sweet spot $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Price range
Good$38.05–$149.11cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Growth
Okay+8.4%90-day search growth — must beat 0% to launch
Brand share
Okay84%top-5 brand share — brands hold most of the demand
Returns
Okay4.9%return rate — above 6% kills the launch gate
Conversion
Okay2.3%search→purchase rate — share of searches ending in a sale
Market size
Bad$67K$67K/yr · 38K searches
Competition
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.Brands
13 rising
Sellers
73
Top-5 brand share
84%
Open market
13%
- ACDelco35%
- Gates21%
- AULINK15%
- UNITHUB9%
- maXpeedingrods4%
- ProForm4%
- Open — no brand owns it (7 brands, 13%)
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 21 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
ACDelco Gold 252-595 (88926109) Engine Water Pump
ACDelco$44.314.6★1,153 rev
AULINK SBC High Volume Aluminum Small Block Short Water Pump (C&U Bearing Bronze Impeller ZINC GREEN) For GM Chevy Chevrolet 265 267 283 302 305 307 327 350 400 Chrome
AULINK$76.804.2★27 rev
UNITHUB Engine Water Pump Automotive w/Gasket 1301350 9111 Compatible for Chevy Pickup SBC 350 GM Motors Camaro Suburban Corvette Blazer Impala 1955-1972
UNITHUB$46.934.4★13 rev
Gates 43099 Premium Engine Water Pump
Gates$38.624.6★473 rev
Gates 43106 Premium Engine Water Pump
Gates$39.764.6★220 rev
Newest
by launch date
NEWZQ Aluminum Water Pump High Volume Chrome Replacement for Chevy SBC 283 305 327 350 383 400 1969-1987 Light Duty Trucks V8 1973-1989
NEWZQ$86.642 rev
Tiny Force Aluminum High Volume Long Water Pump 2 Grooves Polished Chrome Crankshaft and Water Pump Pulley Compatible with Small Block Chevy SBC 283 302 305 327 350 383 400 V8 LWP
Tiny Force$149.112 rev
TBAPFS Long Water Pump High Volume Chrome Aluminum Compatible with 1969-1987 SBC Small Block Chevy 283 305 327 350 383 400
TBAPFS$109.064 rev
LDMINDA Small Block Electric Water Pump Replacement For Chevy 283-327-400 SBC High Volume Flow 35 GPM Black
LDMINDA$107.6118 rev
AULINK PCE195.1005.04 Small Block Long Aluminum Water Pump High Volume Chrome For Chevy SBC 283 305 327 350 383 400 1969-1987 for Light Duty Trucks 1973-1989 V8
AULINK$95.888 rev
Trending
90-day click momentum
AULINK High Volume Aluminum SBC Small Block Short Water Pump (C&U Bearing Bronze Impeller ZINC RED) For GM Chevy Chevrolet 265 267 283 302 305 307 327 350 400 Chrome
AULINK$96.320.0★
Tiny Force Aluminum High Volume Long Water Pump 2 Grooves Polished Chrome Crankshaft and Water Pump Pulley Compatible with Small Block Chevy SBC 283 302 305 327 350 383 400 V8 LWP
Tiny Force$149.115.0★
NEWZQ Aluminum Water Pump High Volume Chrome Replacement for Chevy SBC 283 305 327 350 383 400 1969-1987 Light Duty Trucks V8 1973-1989
NEWZQ$86.645.0★
Gates 43114 Premium Water Pump for Standard-Duty Engine Only w/o Alternator Bracket Mounting Hole
Gates$38.054.5★
TBAPFS Long Water Pump High Volume Chrome Aluminum Compatible with 1969-1987 SBC Small Block Chevy 283 305 327 350 383 400
TBAPFS$109.065.0★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +8.4% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Perfect fit”
“Just as described”
“premium quality unit”
“Great price for a AC Delco gold/premium water pump”
“While the pump looks like a good pump”
“Works good”
“Install”
“Seems to hold up good”
“Cools well and no more leaks”
“Strong material”
What buyers complain about
“Leaking before I even started the engine”
“Junk”
“Don't fit hits the timing cover before reaching the engine block about a 1/4 inch away”
“opened up box that it when I noticed it being painted black”
“Crack in the heater output on the casting”
“Broke very easily”
“Bad part”
“The altrenator bracket did not fit”
“Bad pump”
“Cheap material”