hei distributor
Skip itPrices mostly outside the sweet spot ($53.77–$231.41) — this niche doesn't clear our bar today.
Avg price
Great$78.09avg listing price — sweet spot $15–$100
Review moat
Great373.85avg incumbent reviews — the moat a new listing must climb
Competition
Good52%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Market size
Okay$230K$230K/yr · 97K searches
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Growth
Okay+13.7%90-day search growth — must beat 0% to launch
Conversion
Okay3.0%search→purchase rate — share of searches ending in a sale
Returns
Okay4.5%return rate — above 6% kills the launch gate
Price range
Okay$53.77–$231.41cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.Brands
11 falling
Sellers
80
Top-5 brand share
79%
Open market
15%
- MAS32%
- THEBIGDEALS18%
- Voltstorm12%
- ACCEL9%
- CARMOCAR8%
- JDMSPEED7%
- Open — no brand owns it (5 brands, 15%)
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 20 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
HEI Ignition Distributor with Cap for Chevy GM Small Blocks 283 305 307 327 350 400 Big Blocks 396 427 454 Part # DD-SBC-HEI-V8 850001R 8362
THEBIGDEALS$58.414.5★477 rev
ACCEL 59130 Performance Distributor HEI with Coil
ACCEL$121.184.4★252 rev
MAS Performance HEI Distributor with Red Cap and Wiring Kit including 65K Coil Compatible with Chevy 305-454 Chevrolet C10 GMC SBC BBC 350-400 4.3L 5.0L 5.7L 6.6L 7.4L
MAS$78.874.5★653 rev
MAS Performance Ignition Distributor w/Cap & Rotor compatible with Chevy/GM SBC 350 BBC 454 HEI 65k coil 7500RPM DD-SBC-HEI-V8 850001R
MAS$55.284.5★371 rev
HEI Distributor 65K Coil with Spark Plug Wires 9000RPM HEI Distributor for Chevy 350 Replacement for SBC BBC GM 283 305 307 327 400 454 Small/Big Blocks V8
Voltstorm$85.084.4★151 rev
Newest
by launch date
GM08 Performance HEI Distributor &Wire Kit including Compatible with Chevy 305 454 Chevrolet C10 P10 K10 GMC SBC BBC Oldsmobile Pontiac 262 267 307 327 350 5.0L 5.7L 6.6L 7.4L 4.3L
CNPAPC$70.6423 rev
HEI Distributor Clear Cap Compatible with Chevy GM SBC V8 283 305 307 327 350 400 Small Blocks BBC 396 427 454 Big Block 65K Coil 7500 RPM
CARMOCAR$67.50363 rev
HEI Ignition Distributor with Blue Cap for Chevy GM Small Blocks 283 305 307 327 350 400 Small/big Block 396 427 454 65K Coil 7500 RPM
CARMOCAR$61.08363 rev
EVERESTWAY Racing Hei Distributor Compatible for Chevy C10 GMC SBC BBC Small Block w/ 65k Coil 7500RPM 305 454 350 400 Red Cap and Rotor kit Replacement 850001R
EVERESTWAY$53.7748 rev
HEI Distributor 65K Coil with Spark Plug Wires 9000RPM HEI Distributor for Chevy 350 Replacement for SBC BBC GM 283 305 307 327 400 454 Small/Big Blocks V8
Voltstorm$85.08151 rev
Trending
90-day click momentumGM08 Performance HEI Distributor &Wire Kit including Compatible with Chevy 305 454 Chevrolet C10 P10 K10 GMC SBC BBC Oldsmobile Pontiac 262 267 307 327 350 5.0L 5.7L 6.6L 7.4L 4.3L
CNPAPC$70.644.2★
HEI Ignition Distributor with Cap for Chevy GM Small Blocks 283 305 307 327 350 400 Big Blocks 396 427 454 Part # DD-SBC-HEI-V8 850001R 8362
THEBIGDEALS$58.414.5★
Voltstorm Performance Hei Ignition Distributor Compatible with Chevy GM SBC BBC 9000RPM V8 65k Coil 283 305 307 327 350 400 Small Blocks and 396 427 454 Big Blocks
Voltstorm$57.874.4★
EVERESTWAY Racing Hei Distributor Compatible for Chevy C10 GMC SBC BBC Small Block w/ 65k Coil 7500RPM 305 454 350 400 Red Cap and Rotor kit Replacement 850001R
EVERESTWAY$53.774.7★
HEI Distributor Replacement For Chevy SBC BBC 283 305 307 327 350 400 small blocks 396 427 454 big blocks V8 65k Coil 7500RPM Red Cap Super Coil Racing Ignition Distributor Replace JM6500R PE350R
JDMSPEED$54.414.7★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +13.7% 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
“The components appear to be well made”
“Great value for the price”
“Runs good”
“Fits good”
“Complete and ready to install”
“Work just find”
“Seams to work great”
“It looks well build”
“575hp at 6300 with a 650cfm carb I'd say this is probably good enough for just about any street motor without computer control”
“Durable”
What buyers complain about
“Not a reliable product”
“Burned up in less than 24hrs”
“Faulty equipment”
“not 5 is that the instruction sheet is a little confusing”
“006 thousandts thicker than the original”
“the wiring is trash that plugs into the cap”
“Just fell short”
“Coil was very hot”
“The part works only 4 times, and engine off, no more spark”
“one end has to be installed”