Post your 11/12 second 455 combos!

Old January 6th, 2015, 05:08 PM
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Post your 11/12 second 455 combos!

Post your 11/12 second 455 combos!

Race Weight:
Engine Mods :
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Old January 7th, 2015, 03:20 AM
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Cool idea. How about SBO combinations, too. I know the old saying "there is no replacement for displacement", but some of us aren't that "smart" and REALLY like a challenge!
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Old January 7th, 2015, 06:46 AM
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I'll bite.

Best 1/8 Mile: [email protected]
(That's about 10.8x @ 124)

Vehicle: 1970 Rallye 350
Race Weight: 3590
Engine Mods: 469ci - BTR Built 455/Offset ground 425 Crank, WRR Heads, 850QF
Trans: TH400, 3400 Ultimate converter
Rearend: 3.90
Misc: Drag radial, lots of street miles, pump gas
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Old January 7th, 2015, 08:49 AM
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Location: Rogues Island, USA
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1970 Cutlass S Holiday Coupe
3900 lbs? Best guess
461, Crane H260 cam, 260/272, 204/216, .456/.484, 780 Holley vac sec, Torker, port matched and pocket ported 'E' heads stock valve train, Accel dual point, Pete Jackson gear drive
TH400 full manual switch pitch 1800/3200, put in low stall just past the tree
12 Bolt Chevy 4.10
28x8 MH slicks, air bags 5# D 12-15# P


Last edited by TripDeuces; January 7th, 2015 at 08:51 AM.
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Old January 8th, 2015, 02:19 PM
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Location: DesPlaines IL
Posts: 154
1696 Cutlass S
455, 10.5 :1,Mondello JM25/28 cam Ported, Polished, Edelbrock heads, Torker, Holley 870
Dynode 507 HP 546 tork
TH 400, 3000 stall, reverse pattern, manual shift
3" full exhaust
3.73 ford 9" moser rear end
MT ET street Radials
Complete Detroit Speed kit 3 double adjust coil over shock suspension
F&R Wilwood 12" disc brakes
Frame off restomod

7.35 1/8 mile @ 96 mph
11.5 1/4 mile @ 118 mph
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Last edited by 69455; January 8th, 2015 at 04:00 PM. Reason: add info
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Old January 11th, 2015, 04:20 PM
11.52 @116
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Location: Cedar Lake IN
Posts: 475
Old combo.
69 442 3250# without me in it. 11.46 @ 116 with a 1.55 sixty.
+ 40 455, speed pro pistons, stock crank and rods, Edelbrock heads and torker, Hooker 2" super comps, harland sharp roller rockers, Lunati VooDoo hyd flat tappet cam, 880 Holley with a 1" open spacer, Holley mechanical fuel pump, 10" TCI 3500 stall, TH400, Olds 12 bolt with 3.42 gears and 275/60 M/T drag radials.

New combo is - 100 pounds, 11.5 compression, Eagle crank & rods, J&E pistons, rebuilt and ported Edelbrock heads with comp cams valve train and a Lunati Hyd roller cam withmilled RPM intake with a 2" spacer and possible 2" ARH headers.
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Old January 12th, 2015, 06:06 AM
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Location: Wakeman, OH
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461 CID
Icon pistons 14.4cc dish .005 below deck
Total Seal file fit 1/16-1/16-3/16 rings
Eagle 6.735 rods
N crank turned 10/10
stock caps w/straps and ARP studs
BHJ damper
Mondello SFI flexplate
Engle JM 3-4 hyd. cam .522/.542 lift 230/238 @.050 110 LSA in at 106 ICL
Cometic .040 head gaskets
10.2:1 measured compression

A castings 78cc chambers
2.07 intakes 1.71 exhaust
"bracket" ported by Mondello back in the mid 90's
new valves, guides and valve job by Smitty at M&J Proformance
H&S 1.6:1 Ford style rockers
120lbs. seat pressure

Edelbrock Torker port matched to heads, stock plenum
Holley 850 double pumper model #4781 78/86 jets no secondary PV
K&N 14"x3" drop base air cleaner

ARH/M&J Proformance 1-7/8"x3" stainless headers
Torque Tech 3" dual exhaust all the way out the back
Dynomax Super Turbo mufflers (I like it quiet)

Mallory Unilite distributor
22 initial @1100RPM 35 total @2200RPM
adjustable vacuum advance

'65 4-4-2
3800lbs. w/driver and 1/2 tank of gas how I race it.
TH400 trans
Ultimate Converter Concepts 10" 3200 stall converter
Chevy 12 bolt w/3.73 gears
Moog 6204 springs with Competition Engineering shocks up front
UMI adj. rear suspension w/poly bushings, stock springs, stock sway bar
Air bags
M.T. 275/60-15 drag radials

1/4=11.60 @116
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