Search found 152 matches
- Mon Apr 08, 2024 6:12 pm
- Forum: Engine Tech
- Topic: machining offset valve seats
- Replies: 0
- Views: 184
machining offset valve seats
It's crucial to address these common machining mistakes with offset valve seats, especially given the impact nonperformance.Let's break down each problem and discuss how to approach offset valve seat machining correctly:Problem 1: Using Standard Valve Job Techniques When dealing with cylinder heads ...
- Fri Apr 05, 2024 9:05 am
- Forum: Engine Tech
- Topic: Backyard Nikasil
- Replies: 6
- Views: 520
Re: Backyard Nikasil
good luck, where are you going to get chemicals, fixtures and diamond hone to size the bore
- Wed Mar 27, 2024 8:59 pm
- Forum: Engine Tech
- Topic: An other mad scientist
- Replies: 4
- Views: 739
- Fri Mar 22, 2024 4:41 am
- Forum: Engine Tech
- Topic: epoxy to repair damaged jet tower on motorcycle carbs
- Replies: 6
- Views: 298
Re: epoxy to repair damaged jet tower on motorcycle carbs
Why don’t you get set used carbs
- Mon Jan 29, 2024 10:05 am
- Forum: Engine Tech
- Topic: the art of a valve job
- Replies: 44
- Views: 5928
Re: the art of a valve job
It’s an hour work time. And 20 minutes programming time you said heads we’re clean
- Wed Jan 24, 2024 4:34 pm
- Forum: Engine Tech
- Topic: the art of a valve job
- Replies: 44
- Views: 5928
Re: the art of a valve job
the cost for Subaru head $180 for the pair
- Sat Jan 20, 2024 4:09 am
- Forum: Engine Tech
- Topic: Chasing horsepower and airflow in the Philippines
- Replies: 1
- Views: 586
Chasing horsepower and airflow in the Philippines
I’m setting up a Newen machine in the Philippines. It’s one amazing place. The engines are scooters type. The valves are 24 mm intakes the exhaust are 22mm. Shop has over 100 employees has more equipment than most NASCAR shops. A full blow scooter goes 130 mph. These are serious race scooters. The t...
- Fri Jan 19, 2024 1:04 pm
- Forum: Engine Tech
- Topic: the art of a valve job
- Replies: 44
- Views: 5928
Re: the art of a valve job
Why would you waste your time doing that. Wouldn’t you think otherwise
- Wed Jan 17, 2024 11:49 pm
- Forum: Engine Tech
- Topic: Valve seat profiles
- Replies: 1
- Views: 614
Valve seat profiles
I’m very lucky in my job to see different head designs and how manufacturers design ways to enhance air flow. Being in the motorcycle industry I see many profile designs. Offset seats are becoming the standard. And now I’m seeing directional offset valve seats. Kawasaki is use a cloverleaf design va...
- Wed Jan 17, 2024 3:39 pm
- Forum: Engine Tech
- Topic: the art of a valve job
- Replies: 44
- Views: 5928
Re: the art of a valve job
I have questions for you guys can you tell me how to machine offset seats offset directional seats clover leaf valve seats. Love to hear how you would use a form tool machine to cut them get chance look at the new Lamborghini cylinder head and intake port. It’s interesting all the NASCAR and nhra an...
- Wed Jan 17, 2024 12:49 pm
- Forum: Engine Tech
- Topic: the art of a valve job
- Replies: 44
- Views: 5928
Re: the art of a valve job
Interesting. I guess just grind the seats in. You guys know what your doing
- Tue Jan 16, 2024 11:57 pm
- Forum: Engine Tech
- Topic: the art of a valve job
- Replies: 44
- Views: 5928
Re: the art of a valve job
I’m in the Philippines at moment setting up a machine for the scooter market. I was shocked how many scooters there are. Heading to Australia in February for the month.
- Fri Jan 05, 2024 9:22 pm
- Forum: Engine Tech
- Topic: Radius contact valve seats
- Replies: 11
- Views: 47843
Re: Radius contact valve seats
You know what you guys crack me up
- Fri Jan 05, 2024 9:22 pm
- Forum: Engine Tech
- Topic: Radius contact valve seats
- Replies: 11
- Views: 47843
Re: Radius contact valve seats
You know what you guys crack me up
- Fri Jan 05, 2024 8:47 pm
- Forum: Engine Tech
- Topic: Radius contact valve seats
- Replies: 11
- Views: 47843
Re: Radius contact valve seats
On intake we offset seat 1mm and have 4 angle breaks on long side of seat contact is 1mm on exhaust .6mm offset with radius on long side 69 hp no valve or seat recession