Rear cylinder<br>fits knucklehead 1941/1947<br>replaces hd# 16483-41 & 16491-41<br>(imported)-by-v-factor
BKRider OE Style Replacement Rear Cylinder For Harley-Davidson Knucklehead OEM# 16491-41
Type d set with cast top ring<br>fits knucklehead, panhead 1955/1965 & shovelhead 1966/1977<br>displacement: 1200cc (74ci)<br>std bore size: 3.438" (3 <font size="1"><sup>7</sup>/<sub>16</sub></font>") + .020"<br>replaces hd# 22328-55b-by-hastings
Type d set with cast top ring<br>fits knucklehead, panhead 1955/1965 & shovelhead 1966/1977<br>displacement: 1200cc (74ci)<br>std bore size: 3.438" (3 <font size="1"><sup>7</sup>/<sub>16</sub></font>") + .040"<br>replaces hd# 22330-55b-by-hastings
Type a set with moly top ring<br>fits knucklehead, panhead 1955/1965 & shovelhead 1966/1977<br>displacement: 1200cc (74ci)<br>std bore size: 3.438" (3 <font size="1"><sup>7</sup>/<sub>16</sub></font>") + .050"<br>replaces hd# 22331-55b-by-hastings
Type a set with moly top ring<br>fits shovelhead & evolution 1978/early 1983<br>displacement: 1340cc (80ci)<br>std bore size: 3.498" (3 <font size="1"><sup>1</sup>/<sub>2</sub></font>") + .020"<br>fits sportster - 1200cc, bore size: 3.498" (3 <font size="1"><sup>1</sup>/<sub>2</sub></font>") + .020"<br>fits knucklehead, panhead & shovelhead - 1200cc, bore size: 3.438" (3 <font size="1"><sup>7</sup>/<sub>16</sub></font>") + .080"<br>replaces hd# 22336-78b-by-hastings
Type a set with moly top ring<br>fits shovelhead & evolution 1978/early 1983<br>displacement: 1340cc (80ci)<br>std bore size: 3.498" (3 <font size="1"><sup>1</sup>/<sub>2</sub></font>") <br>fits knucklehead, panhead 1955/1965 & shovelhead 1966/1977<br>displacement: 1200cc (74ci)<br>std bore size: 3.438" (3 <font size="1"><sup>7</sup>/<sub>16</sub></font>") + .060"<br>replaces hd# 22334-78b-by-hastings
The above is "Knucklehead Cylinder, Rear Cylinder
Fits Knucklehead 1941/1947
Replaces Hd# 16483-41..." recommended related products, Please click on the picture to see product details and knucklehead cylinder reviews!