* Replaces OEM # 16832-86

Suggested Additional Purchase:

Head Bolt Kit # CM-2011-8, CM-2012-8 or FE-3005

*“On Line Shopping Only

The post KPM Hi-Performance Cylinder Stud Set. Fits Sportster 1986-2021 appeared first on Birds Bitz Motorcycle Parts & Accessories.

* Bore = 3.218in.

* Stroke = 3.812in.

* Fits Iron Head Sporty.

* Hypereutectic Alloy is a cast 16% silicon content material.

* Perfect for air cooled engines.

* Low thermal expansion rate = tighter piston-to-cylinder clearance.

* Complete kit includes: two pistons, rings, wrist pins and clips.

* Replaces OEM # 22255-83

Tech Tips:-

* 8.2:1 Compression Ratio with 110cc Head Chamber Volume.

* Follow RingEnd Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.

* Pull the engine down first & measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders & required pistons.

*“On Line Shopping Only

The post KEITH BLACK PISTONS +.030in. Dome Top Pistons with 8.2:1 Compression Ratio. Fits Sportster 1972-1985 with 1000cc Engine.</P><P></P><P> appeared first on Birds Bitz Motorcycle Parts & Accessories.

* Bore = 3.238in.

* Stroke = 3.812in.

* Fits Iron Head Sporty.

* Hypereutectic Alloy is a cast 16% silicon content material.

* Perfect for air cooled engines.

* Low thermal expansion rate = tighter piston-to-cylinder clearance.

* Complete kit includes: two pistons, rings, wrist pins and clips.

* Replaces OEM # 22257-83

Tech Tips:-

* 8.2:1 Compression Ratio with 110cc Head Chamber Volume.

* Follow RingEnd Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.

* Pull the engine down first & measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders & required pistons.

*“On Line Shopping Only

The post KEITH BLACK PISTONS +.050in. Dome Top Pistons with 8.2:1 Compression Ratio. Fits Sportster 1972-1985 with 1000cc Engine.</P><P> appeared first on Birds Bitz Motorcycle Parts & Accessories.

* Bore = 3.498in.

* Stroke = 3.812in.

* Hypereutectic Alloy is a cast 16% silicon content material.

* Perfect for air cooled engines.

* Low thermal expansion rate = tighter piston-to-cylinder clearance.

* Complete kit includes: two pistons, rings, wrist pins and clips.

Tech Tips:-

* Piston is 0.125in. below deck to achieve 9.1:1 Compression.

* Follow Ring End Gap & Piston to Cylinder Clearances as per the suppliedManufacturers Instructions.

* Pull the engine down first & measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders & required pistons.

*“On Line Shopping Only

The post KEITH BLACK PISTONS Std Flat Top Pistons with 9.1:1 Compression Ratio. Fits Sportster 1986-2003 with Big Bore 883cc to 1200cc Conversion. appeared first on Birds Bitz Motorcycle Parts & Accessories.

* Bore = 3.508in.

* Stroke = 3.812in.

* Hypereutectic Alloy is a cast 16% silicon content material.

* Perfect for air cooled engines.

* Low thermal expansion rate = tighter piston-to-cylinder clearance.

* Complete kit includes: two pistons, rings, wrist pins and clips.

* Replaces OEM # 22216-88A

Tech Tips:-

* 9.0:1 Compression Ratio with 69cc Head Chamber Volume.

* Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.

* Pull the engine down first & measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders & required pistons.

*“On Line Shopping Only

The post KEITH BLACK PISTONS +.010in. Flat Top Pistons with 9.0:1 Compression Ratio. Fits Sportster 1986-2021 with 1200cc Engine & Sportster 1986-1987 with 1100cc Engine.</P><P></P><P> appeared first on Birds Bitz Motorcycle Parts & Accessories.

* Bore = 3.518in.

* Stroke = 3.812in.

* Hypereutectic Alloy is a cast 16% silicon content material.

* Perfect for air cooled engines.

* Low thermal expansion rate = tighter piston-to-cylinder clearance.

* Complete kit includes: two pistons, rings, wrist pins and clips.

* Replaces OEM # 22220-88A

Tech Tips:-

* 9.0:1 Compression Ratio with 69cc Head Chamber Volume.

* Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.

* Pull the engine down first & measure the existing bore to determine if oversize pistons are required PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders & required pistons.

*“On Line Shopping Only

The post KEITH BLACK PISTONS +.020in. Flat Top Pistons with 9.0:1 Compression Ratio. Fits Sportster 1986-2021 with 1200cc Engine & Sportster 1986-1987 with 1100cc Engine.</P><P></P><P> appeared first on Birds Bitz Motorcycle Parts & Accessories.

* Hypereutectic Alloy is a cast 16% silicon content material

* Perfect for air cooled engines

* Low thermal expansion rate = tighter piston-to-cylinder clearance

Tech Tips:-

* 9.0:1 Compression Ratio with 69cc Head Chamber Volume.

* Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions.

* Pull the engine down first & measure the existing bore to determine if oversize pistons arerequired PRIOR to purchase, we do not take back piston kits. The onus is on the assembling technician to validate the cylinders & required pistons.

*“On Line Shopping Only

The post KEITH BLACK PISTONS Std Flat Top Pistons with 9.0:1 Compression Ratio. Fits Sportster 1986-2021 with 1200cc Engine & Sportster 1986-1987 with 1100cc Engine. appeared first on Birds Bitz Motorcycle Parts & Accessories.

* One Set Required Per Bike

* Made in the USA

* Replaces OEM # 22266-86

*“On Line Shopping Only

The post Cycle Pro Llc Standard Size Piston Rings. Fits 883cc Sportster 1986-2021. appeared first on Birds Bitz Motorcycle Parts & Accessories.

* Part # KB264.STD = KB Piston Kit

* Part # CG-C9763 or CG-C9177 = Top End Kit

* Replaces OEM # 16447-88

Tech Tip:-

1. Final sizing of piston to cylinder bore clearance must be performed by the customer prior to assembly.

2. The base of this cylinder must be lapped before installation to insure flattness of the base.

*“On Line Shopping Only

The post V-Factor Front or Rear Cylinder – Natural. Fits 1200cc Evolution Sportster 1988-2003 appeared first on Birds Bitz Motorcycle Parts & Accessories.

* Will Not Fit XR1200

* Includes Black Cylinders.

* Includes MLS Head Gaskets, Base Gaskets & Exhaust Gaskets.

* Includes Assembly lube & Instructions.

* No machining & No re-balancing.

* No cylinder head modifications.

* The dished piston dome keeps compression down to a streetable 9.4:1 with stock 883cc heads.

Tech Tip:-

* For the best performance CNC head porting, performance cams, exhaust & intake upgrades are recommended.

* EFI re-tuning is required.

Proudly Made in the USA by S&S Cycle !

*“On Line Shopping Only

The post S&S 1200cc Big Bore Kit – Wrinkle Black. Fits Sportster 1986-2021 with 883cc Engine. appeared first on Birds Bitz Motorcycle Parts & Accessories.