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Search: Posts Made By: 94sylvan
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Forum: General Q & A
08-13-2020, 07:02 AM
Replies: 5
Views: 373
Posted By 94sylvan

Its an old 3310 vac secondary 780 Holley. I've...

Its an old 3310 vac secondary 780 Holley. I've updated it with the quick change secondary spring kit and power valve protection.
Forum: General Q & A
08-12-2020, 09:45 PM
Replies: 5
Views: 373
Posted By 94sylvan

SBC Intake testing

I know there are several SBC boat owners hanging around here and wanted to give an update on something I tried this past weekend. I have a 394 (4.060 bore x 3.800 stroke) aluminum head 10:1 engine. ...
Forum: Swap Shop
02-03-2020, 08:13 AM
Replies: 1
Views: 492
Posted By 94sylvan

Interested, sent you a PM

Interested, sent you a PM
Forum: Wanted
07-17-2019, 05:22 PM
Replies: 1
Views: 355
Posted By 94sylvan

Mirage Plus or Tempest Plus 19P RH

Looking for a decent used Mirage Plus or Tempest Plus RH prop. 19 pitch
07-10-2019, 06:59 PM
Replies: 51
Views: 4,890
Posted By 94sylvan

Wink SB, sounds like a lot of work to put the SS drive...

SB, sounds like a lot of work to put the SS drive back on, you should just sell that old thing....
06-18-2019, 11:11 AM
Replies: 4
Views: 718
Posted By 94sylvan

Thank you, yes that is what I did and works good.

Thank you, yes that is what I did and works good.
06-15-2019, 10:40 PM
Replies: 4
Views: 718
Posted By 94sylvan

D.U.I. distributor wiring Alpha One

What is the correct way to connect the Alpha One shift interrupter leads with a DUI non-efi distributor? Going from T-Bolt IV harness to D.U.I.
Forum: General Q & A
06-12-2019, 10:41 PM
Replies: 48
Views: 4,770
Posted By 94sylvan

A flattop KB piston with (2) valve reliefs would...

A flattop KB piston with (2) valve reliefs would be -6cc dish, not -16cc
Forum: Swap Shop
06-09-2019, 10:31 PM
Replies: 7
Views: 1,041
Posted By 94sylvan

Message sent, check your inbox.

Message sent, check your inbox.
Forum: General Q & A
05-31-2019, 10:19 PM
Replies: 48
Views: 4,770
Posted By 94sylvan

Depending how far your pistons are in the hole, I...

Depending how far your pistons are in the hole, I think your compression is higher than you think. Even with 91 octane you will see detonation. if the block is essentially zero decked to get you to...
Forum: Swap Shop
05-09-2019, 10:15 PM
Replies: 7
Views: 1,041
Posted By 94sylvan

Do you know what the advance curve is on this?

Do you know what the advance curve is on this?
Forum: Swap Shop
02-19-2019, 05:32 PM
Replies: 19
Views: 2,984
Posted By 94sylvan

Are there O2 sensor bungs welded into the...

Are there O2 sensor bungs welded into the collectors? Didn't see any in the pics.
Thanks.
Forum: General Q & A
01-06-2019, 08:54 PM
Replies: 12
Views: 2,928
Posted By 94sylvan

Pee Wee, Where does that cam top out in your...

Pee Wee,
Where does that cam top out in your 406? Did someone recommend to you to split your rocker ratio? I would think with a 406 and that cams duration split you would benefit from 1.6 rockers...
Forum: General Q & A
12-19-2018, 05:44 PM
Replies: 12
Views: 2,928
Posted By 94sylvan

Exhaust is GLM manifolds with reworked TRS risers...

Exhaust is GLM manifolds with reworked TRS risers that are extra height and inner pipe extended back 10 from std. cast risers. Side exit thru Hull, can extend the inner further but will involve...
Forum: General Q & A
12-19-2018, 05:08 PM
Replies: 12
Views: 2,928
Posted By 94sylvan

406 / 421 sbc builds

Anyone care to share their build experiences with a 400 small block chevy? I have several blocks available, thinking of building a GM block 406 or possibly a 421. Wonder who has built one and if...
Forum: General Q & A
11-14-2018, 09:09 AM
Replies: 20
Views: 1,411
Posted By 94sylvan

Off the subject and not anything to do with your...

Off the subject and not anything to do with your timing marks, but what are you running for exhaust? stock manifolds and risers? That cam is really pushing the limits on duration for reversion and...
Forum: General Q & A
10-10-2018, 10:32 PM
Replies: 5
Views: 480
Posted By 94sylvan

This build was to be for a Mariah 22' open bow. ...

This build was to be for a Mariah 22' open bow. I just finally was able to look at how the boat is rigged. It wasn't a MAG/Bravo like the customer had told me. It's a std. 350 / alpha gen 2... ...
Forum: General Q & A
10-02-2018, 12:21 AM
Replies: 5
Views: 480
Posted By 94sylvan

144 blower on 350 Questions

Looking for information and personal experiences on building an sbc with a small 144 supercharger rather than the more expensive procharger type setup. My first question is thermostat housing - what...
Forum: General Q & A
09-10-2018, 09:55 PM
Replies: 18
Views: 1,217
Posted By 94sylvan

Have you tried lowering the float levels on the...

Have you tried lowering the float levels on the bad carb? tested the needle and seats?
Forum: Prop Talk
08-10-2018, 10:12 PM
Replies: 0
Views: 564
Posted By 94sylvan

Turning Point - Speedzone prop

Has anyone ever worked with a turning point speedzone prop? I recently picked up a 14 3/4 x 23P RH It is an older prop that previous owner had on an optimax OB on a bass boat. I had been running a...
Forum: General Q & A
07-16-2018, 07:17 PM
Replies: 5
Views: 714
Posted By 94sylvan

1.6 rocker ratio SBC gains

Hoping to hear from the experts here (Ahem... SB, maybe even Bob Madera, but feel free to chime in with your personal experiences) It seems that with the tighter duration limits of marine use...
Forum: General Q & A
07-01-2018, 07:31 PM
Replies: 29
Views: 2,446
Posted By 94sylvan

To the OP, My engine is very close to your...

To the OP,

My engine is very close to your original build. 385 (.040 over x 3.75 stroke. 9.39:1 comp. .040 quench with ProMaxx 183 Maxx series heads. I am running the rpm air gap with a Lunati...
Forum: Wanted
06-27-2018, 12:11 AM
Replies: 1
Views: 235
Posted By 94sylvan

Wanted 23P RH Mirage Plus

Looking for a decent used Mirage Plus for an alpha drive. 23 pitch RH rotation. Would consider a std. Mirage 23 also.
06-27-2018, 12:06 AM
Replies: 7
Views: 591
Posted By 94sylvan

I've seen the video your are referencing and I...

I've seen the video your are referencing and I believe the kit is no longer available. Not sure why, but I looked extensively as well. There are several other youtube videos where people have...
Forum: General Q & A
05-21-2018, 09:55 PM
Replies: 25
Views: 5,713
Posted By 94sylvan

I'm running side exits so I do have the room,...

I'm running side exits so I do have the room, I'll just have to drill my tips inside the boat before the internal flapper and seal with silicone.
Showing results 1 to 25 of 91
 


 
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