What kind of spark plugs do I need for a Datsun 240Z?
On a 240Z, 260Z, or a 280Z, your best bet is to purchase a set of NGK BP6ES spark plugs. Of course, you can find other (equivalent) plugs, but the BP6ES is the tried-and-true option for this car. If you wish to purchase online, you can buy these here.
When do spark plugs need to be gapped?
The gap is the distance between the center and side electrodes, set so arcing occurs at the proper voltage that ignites the fuel and generates the combustion that makes the engine run. Do Spark Plugs Always Have to Be Gapped? Not always. In the past, it was necessary to gap spark plugs, but today spark plugs are usually pre-gapped.
What’s the best way to adjust a spark plug?
Use your spark plug gap tool to adjust the gap. Gently bend the ground electrode in to narrow the gap or bend it out to widen it. Be very careful when making adjustments. Don’t bend the electrode more than a few fractions of an inch. It is durable but isn’t designed to take a lot of pressure. Also, take care not to hit the center electrode.
What are the main issues with spark plug settings?
What are the main issues with spark plug gap settings? 1 narrow-gap risk: spark might be too weak/small to ignite fuel; 2 narrow-gap benefit: plug always fires on each cycle; 3 wide-gap risk: plug might not fire, or miss at high speeds; 4 wide-gap benefit: spark is strong for a clean burn.
On a 240Z, 260Z, or a 280Z, your best bet is to purchase a set of NGK BP6ES spark plugs. Of course, you can find other (equivalent) plugs, but the BP6ES is the tried-and-true option for this car. If you wish to purchase online, you can buy these here.
What kind of engine does a Datsun 280Z have?
The 1975-80 L28 motors put out a rated 135hp net while the 1981-83 L28 motors were 145 net. The little plate on the shock tower in the 1975-78 280Z’s engine compartment may say 170hp SAE but thats gross HP…a sneaky 1970s way of saying 135 net.
What are the exhaust ports on a Datsun zcars?
The P79, P90 and P90a heads are the three heads found on F54 blocks and all have the same chamber volume (53.5cc). All three have round intake ports The P79 has diamond-shaped exhaust ports with steel liners that heat red-hot to reduce emissions. The P90 and P90a have unlined, square exhaust ports identical to E88 and N42.
How are dished pistons used in Datsun zcars?
Dished pistons are used to lower emissions. The P79, P90 and P90a heads are the three heads found on F54 blocks and all have the same chamber volume (53.5cc). All three have round intake ports The P79 has diamond-shaped exhaust ports with steel liners that heat red-hot to reduce emissions.