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300, 49, balanced, crate, create, engine, ford, i6, inline, motor, motorrs, motors, performance, six, truly

300 crate engine coming

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dijera on Sep 1, 2005

Apr 30, 2026 07:40 AM
by FuzzFace2

113

24,474

Ford Inline Six, 200, 250, 4.9L / 300

300, 300six, 49, 87, air, bypass, delete, egr, engine, f150, ford, inline, pump, removal, system

EGR delete on 300 six??

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Bootlegger's Deluxe on Jan 26, 2012

Feb 23, 2026 01:35 PM
by Rich4.9

121

161,334

1987 - 1996 F150 & Larger F-Series Trucks

1988, 300, 49, 49l, data, engine, f150, ford, horsepower, i6, inline, performance, spec, specs, spics, tech

300 I6 specs

lambo on Apr 4, 2000

Jul 27, 2025 09:55 AM
by pleH420

10

36,209

Ford Inline Six, 200, 250, 4.9L / 300

1990, 49, 49l, 50, align, f150, ford, inline, liter, mark, marks, set, setting, time, timing

Timing marks??????

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1968f100 on Jul 13, 2005

Jul 16, 2025 08:47 PM
by Heiferman

35

103,466

Ford Inline Six, 200, 250, 4.9L / 300

300, 49, 60, crank, cylinder, engine, ford, i6, inline, kit, kits, motor, powerstroke, stroked, stroker

300 6 stroker kit

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Rstrause on Nov 9, 2004

Apr 21, 2025 07:57 AM
by Albeix

42

47,664

Ford Inline Six, 200, 250, 4.9L / 300

300, 350, cyls, f350, f350s, ford, inline, straight

F350's with 300 inline six?

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300FOREVER on May 12, 2010

Feb 24, 2025 09:42 PM
by SpencerMurphy

23

22,268

1987 - 1996 F150 & Larger F-Series Trucks

1966, 1978, 300, 85, cid, cylinder, distributorcap, firing, firingorder, ford, id, inline, inline6, motor, order

300 inline-6 firing order????

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brodie on Jun 2, 2001

Dec 27, 2024 01:55 AM
by RyanVancorp

19

109,611

Ford Inline Six, 200, 250, 4.9L / 300

49, 49l, 94, advance, compression, degrees, efi, f150, finding, ford, inline, irratic, number, plug, spark, stroke, timing

'94 4.9L EFI 300 I6 ignition help!!

EricC. on Aug 29, 2010

Nov 29, 2024 08:35 AM
by My4Fordtrucks

13

3,586

1987 - 1996 F150 & Larger F-Series Trucks

1986, 1987, 300, 49, engine, f150, ford, horsepower, hp, i6, inline, intake, liter, size, specs, torque, valves

300 six hp and torque possibilities

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fomocoguy3 on Jan 20, 2008

Nov 21, 2024 02:42 PM
by 85e150

109

148,084

Ford Inline Six, 200, 250, 4.9L / 300

01, 1986, 2003, 54l, battery, duty, econoline, f250, ford, fuse, fusible, inline, link, starter, super

fusible link vs. inline fuse

1980302windsor on Feb 6, 2011

Sep 21, 2024 09:37 AM
by Akitsallgood

10

7,665

1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks

1950, 226, 50, 7ha8501, buy, cover, cylinder, flat, ford, inline, noise, pump, repair, timing, water

Water Pump on Flat 6

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RedSkin12B on May 29, 2007

Aug 6, 2024 11:10 PM
by EffieTrucker

16

6,361

Flathead V8 & Flathead 6

1980, 1981, 1986, 1996, 300, 3006, bad, cid, f100, f250, ford, idle, idles, idling, inline, rough, truck

rough Idle from a 300

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84GOAT300i6 on May 25, 2011

Apr 22, 2024 07:54 PM
by CALNNC

33

34,211

1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks

49, engine, ford, give, good, headers, inline, leiter, performance, power, specs, straight, stright, transmission, truck, whats

More power from 4.9 Straight Six

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Wicked Endings on Apr 17, 2010

Apr 4, 2024 09:06 AM
by chrlsful

38

77,661

Ford Inline Six, 200, 250, 4.9L / 300

150, 49, 86, code, decode, f150, f2ta, ford, inline, ka, manual, mazda, r2, trans, transmission, trany

What Transmission do I have?

agkcpa on May 28, 2002

Feb 1, 2024 01:29 PM
by 1God1king434

8

27,907

1987 - 1996 F150 & Larger F-Series Trucks

300, broken, engine, ford, fords, inline, knocking, locomotive, motor, noise, rebuild, rod, sound, sounds, straight, truck

Engine sounds like a locomotive, doesn't sound good.

PagodaMomar on Oct 8, 2009

Jan 21, 2024 04:16 PM
by Horsethief

5

1,510

1961 - 1966 F-100 & Larger F-Series Trucks

300, 49l, arm, fit, ford, inline, installation, press, pulled, rocer, rocker, stud, studs, thread, threaded

Rocker arm stud pulling out?!?!?

twin66 on Jun 2, 2006

Jan 3, 2024 09:46 AM
by AbandonedBronco

12

8,150

Ford Inline Six, 200, 250, 4.9L / 300

300, 49, 91, adjustments, cid, compression, economy, explosion, f250, ford, fuel, high, inline, kit, propane, run, straight, tricks, vehicle

1991 I-6 on Propane

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HardkaseDaddy on May 11, 2011

Nov 2, 2023 02:35 AM
by Cormack88

25

23,113

Ford Inline Six, 200, 250, 4.9L / 300

1989, 1992, 300, 49, 49l, cyl, engine, f150, firing, ford, inline, line, model, order, sequence

4.9l firing order

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Ringwood1 on May 7, 2002

Jun 13, 2023 04:46 PM
by toolman60

24

141,374

1987 - 1996 F150 & Larger F-Series Trucks

1988, 300, 49, 49l, 88, 91, detonation, diagram, dks205, ech, f150, ford, inline, knock, location, problems, sensor, sensors

1988 4.9 Knock Sensor

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Vetteman61 on Oct 26, 2009

Jun 12, 2023 12:04 PM
by FordTruck1991

16

29,093

Ford Inline Six, 200, 250, 4.9L / 300

1983, 2002, 2007, 250, cap, f150, f250, f350, filter, ford, fuel, housing, inline, inside, line, plastic, ring, stuck

fuel filter stuck beyond belief

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thefnswits on Oct 20, 2010

Mar 20, 2023 07:58 AM
by John in OkieLand

28

71,526

1999 - 2016 Super Duty

1950, 1952, coil, conversion, convert, e150, electronic, flat, flathead, ford, head, ignition, inline, kit, toro, truck, v8, year

Flathead Six Electronic Ignition

95XL on Nov 25, 2007

Dec 15, 2022 09:57 PM
by bassdr

10

4,473

Flathead V8 & Flathead 6

1964, 223, 2299, air, bath, cleaner, f100, filter, ford, i6, inline, napa, oil, sale, upgrade

223 Air Filter / Cleaner Question?

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Glockem45 on Mar 14, 2009

Dec 15, 2022 04:16 PM
by bassdr

18

7,075

1948 - 1956 F1, F100 & Larger F-Series Trucks

1986, 49, 49l, 91, damper, engine, f150, ford, inline, mark, motor, set, setting, tdc, timing

1991 4.9L timing mark clarification

winddance on May 23, 2005

Nov 1, 2022 03:19 PM
by Lamboman 69

11

24,733

Ford Inline Six, 200, 250, 4.9L / 300

Identifying a 262 vs. a 223

pburress on May 9, 2012

Oct 9, 2022 12:26 AM
by Tbonehammy

9

14,502

1961 - 1966 F-100 & Larger F-Series Trucks

1987, 2005, 300, 49, 60, diagram, diesel, egr, f150, f250, ford, inline, line, rid, tree, vacuum, valve

85 F150 I6 need help w/ vacuum lines, choke, i.d.ing parts, etc.

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pd59 on Mar 12, 2012

Sep 25, 2022 05:39 PM
by Franklin2

40

95,949

1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks