Pontiac 350 - 350 Horsepower For Less Than $500.00
A short video describing the modifications done to the 65,000 original mile Pontiac 350 engine in my 1975 Formula. Using heads, cam, pushrods, rocker arms and an intake that I had laying around, this Pontiac 350 developed 353 horsepower and 385 lbs/ft of Torque, for less than $500.00 invested.
Pontiac 400 break in
Number matching engine. Pontiac 400 cid. Break in of camshaft.
Formula 1973 with non stock color ( it supposed to be Burma Brown)
389 Pontiac On Simtester
Watch John Edwards as he describes the Simtesting of a 389 Pontiac GTO
engine at Costa Mesa R&D Automotive Machine. (949) 631-6376 Be sure to
'Click' and SUBSCRIBE.
Getting the cobwebs out of a 350 engine in a 69 Lemans. Old gas and bad
timing along with years of sitting limited the performance. Complete engine
and TH350 transmission are for sale. See www.minnesota-muscle.com for
1975 Pontiac Firebird Formula 413 Cubic Inch Ram Air 4-Speed Route 66 Road Test
High-Rpm Iron Headed 413 Cubic Inch Pontiac V8. Based on 1970 .060"
oversize 'WH' code RAIV 4-Bolt Main Block, 3.75" Stroke 'N' Crankshaft,
5140 Forged Rods, L2262F Speed Pro Pistons, Total Seal Gapless Rings,
Enlarged Oil Passages with Screw In Plugs, Full Pressure Distributor Gear
Oiling, Ported/Polished 6X-4 Heads (240 CFM Intake - 212 CFM Exhaust) Custom Designed Ultradyne Hydraulic
Camshaft .470"/.513" Lift - 288°/292° Duration - 110.5° LSA, Rhoads
Lifters, Isky #5105 Dual Springs, 800 CFM Q-Jet, Aluminum Dual Plane
Intake, HEI Ignition, 35° Total Timing, R42TS Plugs, .080" Gap, Heddman
#28150 4-Tube Headers, Full-Length 2.50" mandrel Bent Exhaust, Flowmaster #42585 Crossflow Muffler,
M-20 Muncie 4-Speed gearbox, 8.5" 10-Bolt with 3.42 Axle Ratio and
Pontiac 350/421 Heads 1-3/4" Hedman Headers Flowmaster 2.50" Crossflow:
First fire-up video of my 1975 Firebird Formula with Pontiac 350 using
'092' 421, small chamber/small valve heads. Camshaft is a custom ground UD
with .466"/.467" lift - 220°/226° @ .050" on a 111.5° LSA. Cranking
compression is 185-190 psi. Headers are 1-3/4" primary, 4-tube Heddmans
#28150 with mandrel-bent, full-length 2.50" Exhaust system. Muffler is a Flowmaster #42585
Transverse-mounted crossflow with mandrel-bent 2.50" tailpipes and
factory-style, 2.50" stainless steel hockey-stick tips. Carb is n 800cfm
Q-Jet with .070" main/idle air bleeds, .074" main jets, .045" primary
metering rods, 8 in/Hg power piston spring, .037" idle tube restrictions,
.046" idle channel restrictions, 'G' secondary metering rod hanger with
.029" (CC) metering rods. Transmission is a M-20 Muncie with a 8.5" disc
brake 10-bolt with 3.23:1 gears. Car went on to produce 311 RWHP and 325
lbs/ft RWTQ on pump gas through the mufflers. Ignition is HEI with zero ohm
carbon button, .080" AC R46SZ plugs .080" gap and 20° BTDC at idle, 8° of
manifold vacuum advance (28° total @ idle) 16° centrifigal, 44° total
pontiac 350 with 092 heads
This engine came out of a 1975 pontiac firebird i rebuilt this 350 at
fullerton jr college so far this eng has a torker 2 intake 40 over pistons
1.6 roller rockers summit headers and a big cam from rubens racing cams in
anaheim I have a holly 750 but wasent in this video the stall speed for the
torqe coverter is a 2600 stall the heads of the eng came off 1966 389 or
421 gto 092 heads which are 70cc but been decket so they are 68cc closed
chamber yielding a 10.5 - 10.75 compression ratio
American Muscle Car - S02E02 - 1959-1963 Pontiac 421 Super Duty
The American Musclecar series relives that incredible time when Detroit
produced the most outrageous cars ever to hit the street. From the car that
started it all, the 1964 Pontiac GTO, experience the glory days of power
and speed through the stories of those who lived and breathed it then. This
2-disc set features twelve half-hour episodes devoted to each extraordinary
muscle car from that magical era.
Pontiac Firebird Trans Am 1959-1963
Pontiac 421 Super Duty
Ford Fairlane GT & Torino Talladega
427 Cobra 1963-1967
Chevrolet Corvette Camaro Z/28
Dodge Daytona and Plymouth Superbird
The Mopar Super Stockers
American Motors AMX
Dodge Challenger TA and Plymouth AAR 'Cuda
Buick Regal GNX
1955-1957 Chevrolet Bel Air
Pontiac 350 17 in/Hg @ 650 rpm with 220° Intake Duration:
Pontiac 350 using '092' 421, small chamber/small valve heads (1.920"
intakes with 1.660" Exhaust) with
blocked Exhaust crossovers. Camshaft
is a custom ground UD flat-tappet hydraulic with .466"/.467" lift -
220°/226° @ .050" on a 111.5° LSA. Crower #68405 dual valve springs @
1.700" and 1.52:1 roller rockers. Note 17 in/Hg of vacuum @ 650
rpm....Cranking compression is 185-190 psi.
10 second 68 Firebird Sacramento Raceway 1987
This 68 Firebird was my first car purchased when I was 17 in 1977. The car
is currently undergoing a frame-off restoration.
At the time this video was taken in 1987 it was powered by a 455 Pontiac
The best ¼ mile performance was an ET of 10.87 and a MPH of 124.83 WITHOUT
the aid Nitrous oxide.
The heads are ported factory cast iron D-Ports cast# 48.
Crankshaft is factory 455
Rods are factory 73/74 455 Super-Duty
Camshaft is a Cam Dynamics solid flat-tappet with .618/.644" lift (1.65
rockers) 265/275 @.050 duration
Advertised duration is 312/322 int/exh
Pistons are Ross flat-tops yielding 12:1 compression ratio with the 69cc
Carburetion is 2 660cfm Holley center squirters mounted on a Doug
Nash/Warrior tunnel-ram manifold.
The differential is a Dana 60 with a 4.10 ratio gear set
350 rocket engine
Here is my frind's 81' Pontiac Grand Lemans with a 350 Old's rocket engine.
We are slowly working on getting it up to par. so far so good! Get that
Holley fine tuned, and take 'er for a spin!
73 Pontiac Kicked Off The Track
My friend gets himself in trouble at a drag strip with his street car.
Groutaone official race gear found here http://www.groutaone.com/
Pontiac 400 engine after rebuild
This is engine for my new 1977 Trans Am "Racer". Specs: '73 block with
stock type crank (.010), pistons (.030) and rods,'69 heads No. 46 with no
mods, stock '69 intake manifold, Summit headers, CompCam 268 HE complete
camshaft with stronger valve springs and 1.6 roller rockers.