r/EngineBuilding is a subreddit with 108k members. The community frequently discusses engine, head, cylinder, rebuild, and block, and they frequently recommend/review impact wrench, cnc machine, and drift car, and the most common flair used is chevy, ford, other, chrysler/mopar, and honda.
Engine Building and Swaps - V8 and all the rest!
Popular Topics in r/EngineBuilding
#1
Engine
48 posts
#2
Head
18 posts
#3
Cylinder
13 posts
#4
Rebuild
12 posts
#5
Block
10 posts
#6
Pistons
9 posts
#7
Valve
7 posts
#8
Bearing
6 posts
#9
Engine Rebuild
6 posts
#10
Rust
5 posts
Products Discussed in r/EngineBuilding
Impact Wrench
19 reviews
#1
Milwaukee
4.7★ from 7 reviews
#2
DeWalt
4.0★ from 2 reviews
#3
Earthquake
5.0★ from 2 reviews
Cnc Machine
4 reviews
#1
RapidChange
3.0★ from 1 review
#2
CNC Blocks
5.0★ from 1 review
#3
Haas
4.0★ from 1 review
Drift Car
3 reviews
#1
Chevrolet
4.0★ from 1 review
#2
Mazda
5.0★ from 1 review
#3
Honda
4.0★ from 1 review
Flair Used in r/EngineBuilding
#1
Chevy
: "I Really Screwed Up a Cylinder with Evaporust and just in Complete Despair. At this Point I’m in a “Screw it” Mentality and May Run it as is. Any Thoughts?"
29 posts
#2
Ford
: "Just painted the block and did a dry fit of the heads and intake after painting"
8 posts
#3
Other
: "Probably the smallest engine being built up here."
7 posts
#4
Chrysler/Mopar
: "413 mopar cylinder head advice"
5 posts
#5
Honda
: "How can I clean this K24?"
5 posts
#6
Mazda
: "All this to save $85NZD"
4 posts
#7
Nissan
: "Is it ruined?"
4 posts
#8
BMW
: "Plastigauge Taper?"
3 posts
#9
Subaru
: "FA20 Engine Rebuild"
3 posts
#10
Toyota
: "$10k Toyota engine"
3 posts
Member Growth in r/EngineBuilding
Yearly
+25k members(29.3%)
About
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Last updated: September 15, 2026