What are the Pistons for a twin cam engine?

These pistons are designed to increase displacement of stock Twin Cam 88 engines to 95″ and have a 5.3cc “pop up” dome for a slight compression increase. Piston weight is virtually identical to that of stock pistons in 88″ motors, so rebalancing the stock flywheels is not necessary when installing S&S these pistons.

What kind of pistons are used in a Harley Davidson 88B?

These forged 3-7/8″ big bore pistons are compatible with stock or S&S Super Stock cylinder heads in Harley-Davidson Twin Cam 88/88B engines. These pistons are designed to increase displacement of stock Twin Cam 88 engines to 95″ and have a 5.3cc “pop up” dome for a slight compression increase.

How big are the Pistons on a Harley Davidson engine?

Ships in – Business Days Ships in Business Days These forged 3-7/8″ big bore pistons are compatible with stock or S&S Super Stock cylinder heads in Harley-Davidson Twin Cam 88/88B engines. These pistons are designed to increase displacement of stock Twin Cam 88 engines to 95″ and have a 5.3cc “pop up” dome for a slight compression increase.

Why do you need a performance camshaft on a Harley Davidson?

Keep in mind that performance camshafts are usually chosen for the basic purpose of producing more power from your engine. The three questions to answer before choosing a new cam for your Harley Davidson® motorcycle are: 1.

What kind of pistons are in a S & S 95?

Also handy for repair of an existing 95″ engine. Cylinders are finished with a durable wrinkle black powder coat that matches the stock engine finish. Kit includes S&S 3-7/8″ bore cylinders and forged stroker pistons for stock 4″ stroke flywheels, rings, wrist pins, and head and base gaskets.

Which is the best Cam for a S & S cycle?

Choose from cams for stock chain drive or the bulletproof S&S gear drive cams. 509 Torque Cam A bolt-in low-end cam for 1999-’06 big twins with stock heads and moderate compression ratio. Perfect for baggers. Delivers great low and midrange torque from Idle-4500 rpm.

What kind of Cam is a step 2 pushrod?

551 Torque Cam A bolt-in cam optimized for a heavier 2007-’13 touring bikes with 96″ to 106″ engines, slip-on mufflers, and stock or ported heads. Excellent torque from idle to 4000 rpm.

What kind of CAMs do I need for Step 2?

1999-2004 engines with stock valve springs can accept cams of up to .510″ lift, while 2005 and later engines can accept cams of up to .585″ lift. The earlier engines can be upgraded with S&S high lift valve springs to run higher lift cams. Step 2 requires carburetor or EFI recalibration.

Which is the best Cam set for 95 ” engine?

625: Cam set designed for 95” or larger engines with compression ratios between 10.0 and 10.75:1. 3000-6000 rpm. 635HO: This is the cam set for the rider looking for maximum horsepower. With .635″ lift, your engine can really breath.

How many horsepower does a 625 Cam set have?

Provides massive horsepower and torque increases starting at 3000rpm and holds steady all the way to redline. 3500-6000 rpm for 88″ – 103″ engines and 2500-5500 for larger engines. 625: Cam set designed for 95” or larger engines with compression ratios between 10.0 and 10.75:1. 3000-6000 rpm.

What kind of compression does a 551 Cam set need?

Bolt-in overall. 551: Designed for engines with 96 to 106 CID and 9:1 to 9:9 compression. This is a bolt-in cam set designed for stock or mildly modified touring bikes. 551 cams are not recommended for compression ratios of 10:1 or greater.

Navigation