Speed pro Piston Help - Hot Rod Forum : Hotrodders Bulletin Board
Hotrodders.com -- Hot Rod Forum



Register FAQ Search Today's Posts Unanswered Posts Auto Escrow Insurance Auto Loans
Hot Rod Forum : Hotrodders Bulletin Board > Tech Help> Engine
User Name
Password
lost password?   |   register now

Reply
 
LinkBack Thread Tools
  #1 (permalink)  
Old 02-07-2005, 09:37 PM
wickster's Avatar
Member
 
Last photo:
Join Date: Mar 2004
Location: Calgary, Alberta, Canada
Posts: 139
Wiki Edits: 0

Thanks: 0
Thanked 0 Times in 0 Posts
Speed pro Piston Help

I need a little help...I am looking to find some piston specs on the FM website....its impossible.

Looking for data on H345NCP and H621...but can't find it on the website.

Any help will do.

    Advertisement
Reply With Quote Quick reply to this message
Sponsored Links
Advertisement
 
  #2 (permalink)  
Old 02-07-2005, 09:50 PM
POOR SEND HELP!!!
 
Join Date: Sep 2003
Location: North East Iowa
Age: 31
Posts: 204
Wiki Edits: 0

Thanks: 0
Thanked 0 Times in 0 Posts
Re: Speed pro Piston Help

Quote:
Originally posted by wickster
I need a little help...I am looking to find some piston specs on the FM website....its impossible.

Looking for data on H345NCP and H621...but can't find it on the website.

Any help will do.
According to summit.com

H345NCP
Vendor Speed Pro
Product Line Speed-Pro Hypereutectic Pistons
Bore (in) 4.000
Bore (mm) (Not Specified)
Piston Material Hypereutectic aluminum
Piston Style Flat
Compression Distance (in) 1.560
Dome Height (in) (Not Specified)
Dome Volume (cc) (Not Specified)
Dish Volume (cc) 5.00
Valve Reliefs Four
Wrist Pin Style Press fit
Pin Diameter (in) 0.9270
Top Ring Thickness 5/64 in.
Second Ring Thickness 5/64 in.
Oil Ring Thickness 3/16 in.
Quantity Sold individually.
Notes (Not Specified)

H621
They dont have anything that matches that.
Reply With Quote Quick reply to this message
  #3 (permalink)  
Old 02-13-2005, 08:40 PM
Member
 
Last photo:
Join Date: May 2003
Location: Shreveport LA
Age: 64
Posts: 5,103
Wiki Edits: 0

Thanks: 0
Thanked 0 Times in 0 Posts
H631P probably. It's a flat-top 350 piston with 1.56" compression height. They may be selling them under the Sterling name this month.

The FM site shows the H345 to have a compression height of 1.56", while their paper catalog from about 5 years ago shows it to be 1.54". Did they retool or what?
Reply With Quote Quick reply to this message

Recent Engine posts with photos

Quick Reply
Message:
Options

Register Now

In order to be able to post messages on the Hot Rod Forum : Hotrodders Bulletin Board forums, you must first register.
Please enter your desired user name (usually not your first and last name), your email address and other required details in the form below.
User Name:
If you do not want to register, fill this field only and the name will be used as user name for your post.
Password
Please enter a password for your user account. Note that passwords are case-sensitive.
Password:
Confirm Password:
Email Address
Please enter a valid email address for yourself.
Email Address:

Log-in

Human Verification

In order to verify that you are a human and not a spam bot, please enter the answer into the following box below based on the instructions contained in the graphic.




Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)
 
Thread Tools

Posting Rules
You may post new threads
You may post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are On
Pingbacks are On
Refbacks are On



All times are GMT -6. The time now is 10:52 PM.


Powered by vBulletin® Version 3.8.7
Copyright ©2000 - 2014, vBulletin Solutions, Inc.
Search Engine Optimization by vBSEO 3.6.0 PL2
Copyright Hotrodders.com 1999 - 2012. All Rights Reserved.