The remaining flywheel pictured is the earlier Silvertop structure even though the right could be the lightened Blacktop. Measured from Heart to center in between the fasting details utilized to mount the velocity stacks Silvertop throttles Have a very 73mm length and 83mm for your Blacktop. Here is the one https://toyota-4age-engine-for-sa02356.blogprodesign.com/60996988/details-fiction-and-toyota-4age-for-sale